2023 in Ireland

File:Michael D. Higgins 2006.jpg Michael D. Higgins]]

• President: Michael D. Higgins
• Taoiseach: Leo Varadkar (FG)
• Tánaiste: Micheál Martin (FF)
• Minister for Finance: Michael McGrath (FF)
• Chief Justice: Donal O'Donnell
• Dáil: 33rd
• Seanad: 26th

=== Continuing events ===

• Irish anti-immigration protests (2022–present)

• 3 January – There were 931 patients without beds in Irish hospitals as the trolley crisis reached a record high.{{cite news|url=https://www.rte.ie/news/health/2023/0103/1344559-hse-health/|title=Record 931 patients waiting for hospital bed, says INMO|publisher=RTÉ News|date=3 January 2023|accessdate=3 January 2023}}
• 4 January – The Irish data privacy board fined Meta Platforms €390 million for violations of the General Data Protection Regulation on Facebook and Instagram.{{Cite news |last=Satariano |first=Adam |date=2023-01-04 |title=Meta's Ad Practices Ruled Illegal Under E.U. Law |language=en-US |work=The New York Times |url=https://www.nytimes.com/2023/01/04/technology/meta-facebook-eu-gdpr.html |access-date=2023-01-05 |issn=0362-4331}}
• 21 January – Thousands of people marched in Limerick to protest against continued overcrowding at University Hospital Limerick.{{cite news|url=https://www.rte.ie/news/health/2023/0121/1349959-hospital-protest/|title=Thousands protest nationwide over hospital overcrowding|publisher=RTÉ News|first=Cathy|last=Halloran|date=21 January 2023|accessdate=21 January 2023}}

• 2 February – The President of the European Parliament Roberta Metsola began a two-day visit to Ireland. She addressed both Houses of the Oireachtas as part of the 50th anniversary (1 January 1973) of Ireland joining the European Economic Community (now the European Union), and met the president, taoiseach, and tánaiste.[https://www.rte.ie/news/2023/0202/1353269-metsola-oireachtas/ EU parliament chief 'cautiously optimistic' on protocol] RTÉ News, 2022-02-02.
• 6 February – The Lia Fáil – the coronation stone for the High Kings of Ireland on the Hill of Tara – was vandalised when the word "Fake" was spray painted on the 5,000-year-old granite stone.{{cite web

| title = 'Mindless vandalism' at Hill of Tara condemned

| date = 2023-02-08

| website = RTÉ News

| url = https://www.rte.ie/news/leinster/2023/0208/1354409-hill-of-tara/

}}{{cite news

| title = Vandalism of Hill of Tara standing stone a 'desecration'

| first1 = Jack

| last1 = Power

| first2 = Mark

| last2 = Hilliard

| date = 2023-02-06

| newspaper = The Irish Times

| url = https://www.irishtimes.com/history/2023/02/07/vandalism-of-hill-of-tara-standing-stone-a-desecration/

}}

• 7 February
• Government ministers met with aviation and police authorities for briefing on illegal drone activity at Dublin Airport between 4–6 February which forced suspension of flying and diversions of flights to other airports.{{cite news|url=https://www.rte.ie/news/ireland/2023/0207/1354192-dublin-airport/|title=Ministers pledge to tackle 'unacceptable' illegal drone activity|publisher=RTÉ News|date=7 February 2023|accessdate=7 February 2023}}
• Munster Technological University announced that it was investigating a significant breach of its information technology and telephone systems. It was later confirmed that the university suffered a ransomware cyber attack.{{Cite news |title=MTU Cork confirms hackers have encrypted university data and demanded a ransom |url=https://www.thejournal.ie/mtu-cork-campuses-remain-closed-it-breach-5990335-Feb2023/ |last1=Moore |first1=Jane |work=TheJournal.ie |last2=O'Connor |first2=Niall|date=7 February 2023|accessdate=7 February 2023}}
• 9 February
• {{lang|ga|An Coimisiún Toghcháin}} (the Irish electoral commission) was established under the Electoral Reform Act 2022 to oversee elections in Ireland.{{Cite Irish legislation

| title = S.I. No. 31/2023 - Electoral Reform Act 2022 (Establishment Day) Order 2023

| signedby = Darragh O'Brien, Minister for Housing, Local Government and Heritage

| year = 2023

| number = 31

| type = si

| date = 9 February 2023

}}{{cite press release

| title = An Coimisiún Toghcháin (The Electoral Commission) is formally established on a statutory footing

| date = 9 February 2023

| publisher = Department of Housing, Local Government and Heritage

| website = Government of Ireland

| url = https://www.gov.ie/en/press-release/fd25a-an-coimisiun-toghchain-the-electoral-commission-is-formally-established-on-a-statutory-footing/

}}

• Microsoft announced that it would cut 120 jobs from its Irish-based workforce as part of a global cost-cutting plan.{{cite news|url=https://www.rte.ie/news/business/2023/0209/1355731-microsoft-to-cut-120-jobs-in-ireland/|title=Microsoft to cut 120 jobs in Ireland|publisher=RTÉ News|first=Brian|last=O'Donovan|date=9 February 2023|accessdate=9 February 2023}}
• 12 February – Munster Technological University announced that information stolen from its computer systems in a cyber attack a week ago had appeared on the dark web.{{cite news|url=https://www.rte.ie/news/ireland/2023/0212/1356222-munster-technological-university/|title=Stolen data made available on dark web, says Munster Technological University|publisher=RTÉ News|date=12 February 2023|accessdate=12 February 2023}}
• 18 February – Up to 50,000 people participated in an "Ireland for All" march and rally in Dublin in support of refugees and asylum seekers, and opposing racism and far-right groups.{{cite news |last=Wilson |first=Jade |date=18 February 2023 |title=Thousands protest against 'hatred and disinformation' at anti-racism march in Dublin |url=https://www.irishtimes.com/ireland/social-affairs/2023/02/18/thousands-protest-against-hatred-and-disinformation-at-anti-racism-march-in-dublin/ |work=Irish Times |location= |access-date=18 February 2023}}
• 21 February – The Government agreed a more targeted cost-of-living package, along with some universal payments, with €470m to be allocated for social protection measures.{{cite news|url=https://www.rte.ie/news/ireland/2023/0221/1357877-cost-of-living/|title=Welfare bonus announced but no new energy credit|publisher=RTÉ News|date=21 February 2023|accessdate=21 February 2023}}
• 22 February – Róisín Shortall and Catherine Murphy announced that they would stand down as co-leaders of the Social Democrats, with a successor to be appointed "at an early date."{{cite news|url=https://www.rte.ie/news/politics/2023/0222/1358185-social-democrats/|title=Shortall and Murphy to stand down as co-leaders of Social Democrats|publisher=RTÉ News|first=Tommy|last=Meskill|date=22 February 2023|accessdate=22 February 2023}} On 26 February, Holly Cairns was announced as the next leader of the party.{{cite news|url=https://www.rte.ie/news/ireland/2023/0226/1358983-social-democrats-leadership-latest/|title=Holly Cairns to become next leader of Social Democrats|publisher=RTÉ News|first=Sandra|last=Hurley|date=26 February 2023|accessdate=26 February 2023}}
• 28 February – Minister for Education Norma Foley reversed a plan for Leaving Certificate candidates to sit Paper 1 of their English and Irish exams at the end of fifth year, after facing strong opposition from a number of organisations, including teacher and student representative bodies.{{cite news|url=https://www.rte.ie/news/education/2023/0228/1359243-leaving-cert-papers/|title=Plan for students to sit Leaving Cert Paper 1 in fifth year reversed|publisher=RTÉ News|first=Emma|last=O'Kelly|date=28 February 2023|accessdate=28 February 2023}}

• 8 March
• The report of a 20-year survey by The Botanical Society of Britain and Ireland revealed that 56% of Ireland's native plant species are in decline due to habitat loss, altered grazing pressure, and degradation (re-seeding, over-fertilising, nitrogen deposition, herbicides, soil drainage, mineral enrichment), rather than rising temperatures whose botanical effects – so far – are minor. By contrast, 80% of non-native plants introduced into Ireland since 1500 have increased.[https://www.rte.ie/news/ireland/2023/0308/1360875-flora/ More than half of native Irish plants in decline – report] RTÉ News, 2023-03-08.
• The Taoiseach Leo Varadkar marked International Women's Day by announcing the Government's intention to hold a referendum to enshrine gender equality in the Constitution by amending Articles 40 and 41.[https://www.rte.ie/news/2023/0308/1360897-referendum/ Referendum on gender equality to take place in November] RTÉ News, 2023-03-08.
• 13 March – President of the United States Joe Biden announced that he will visit Ireland, north and south, in April for the 25th anniversary of the Good Friday Agreement (signed on 10 April 1998).{{cite news|url=https://www.rte.ie/news/2023/0313/1362060-biden-ireland/|title=US President Joe Biden says he intends to visit Ireland, north and south|publisher=RTÉ News|date=13 March 2023|accessdate=13 March 2023}} It was reported two weeks later that Biden will arrive in Belfast on 11 April, then he will be based in Dublin from 12 to 15 April from where he will make trips to other parts of the country. Former US president Bill Clinton and his wife Hillary will visit Belfast the following week.[https://www.rte.ie/news/2023/0330/1367300-biden-visit/ US President Joe Biden's Irish visit to begin in Belfast on 11 April] RTÉ News, 2023-03-30.
• 15 March – 46-year-old Stephen Silver was found guilty of the capital murder of Detective Garda Colm Horkan who was shot dead in Castlerea, County Roscommon in June 2020.{{cite news|url=https://www.rte.ie/news/courts/2023/0315/1363327-stephen-silver-court/|title=Silver found guilty of capital murder of Garda Horkan|publisher=RTÉ News|first=Orla|last=O'Donnell|date=15 March 2023|accessdate=15 March 2023}}
• 16 March – Ryan Tubridy announced that he would be stepping down as the presenter of The Late Late Show after 14 years, with his last show in May.{{cite news|url=https://www.rte.ie/entertainment/2023/0316/1363571-late-late/|title=Ryan Tubridy to step down from Late Late Show|publisher=RTÉ News|date=16 March 2023|accessdate=16 March 2023}}
• 21 March – Leo Varadkar launched the Government's national action plan to tackle racism in response to persistent racial discrimination in Ireland. The plan drew on a report published in April 2021 by the Anti Racism Committee, established in 2020 by the Department of Children, Equality, Disability, Integration and Youth.{{cite news|url=https://www.rte.ie/news/2023/0321/1364347-anti-racism-national-action-plan/|title=New national action plan aims to tackle racism|publisher=RTÉ News|date=21 March 2023}}
• 31 March
• RTÉ announced that Radio 1 would permanently stop broadcasting on the longwave band on 14 April.{{cite news|url=https://www.rte.ie/news/2023/0331/1367393-long-wave/ |title=RTÉ Radio 1 long wave 252 service to end next month|publisher=RTÉ News|date=31 March 2023|access-date=31 March 2023}}
• The Supreme Court ruled that legislation governing the election of senators to the Seanad university panels was unconstitutional due to the failure for over 40 years to legislate for the Seventh Amendment of the Constitution of Ireland.{{cite news|url=https://www.rte.ie/news/courts/2023/0331/1367521-seanad-court/|title=Seanad elections set to change after Supreme Court ruling|last=O'Donnell|first=Orla|publisher=RTÉ News|date=31 March 2023|access-date=31 March 2023}}

• 7 April – It was announced that the Leaving Certificate grinds school, the Institute of Education in Dublin with 7,000 pupils, founded by Ray Kearns in 1969, had been sold to a British educational company.{{cite news|url=https://www.rte.ie/news/business/2023/0407/1375779-institute-of-education-dukes-education/|title=Institute of Education bought by UK schools group|publisher=RTÉ News|date=7 April 2023}}
• 9 April – An emergency was declared and flights into Dublin Airport were suspended briefly when the nose landing gear of a Ryanair flight from Liverpool to Dublin experienced a problem during landing. Four other arriving flights were diverted to Shannon Airport.{{cite news|url=https://www.rte.ie/news/regional/2023/0409/1376108-dublin-airport-incident/|title='Technical issue' on plane during landing at Dublin Airport|publisher=RTÉ News|date=9 April 2023}}

;Visit by Joe Biden

::* 12 April – US President Joe Biden arrived in County Louth, one of his ancestral homelands, where crowds lined the streets in Carlingford and Dundalk. This followed a visit to Northern Ireland the previous day, as part of a four-day visit to the island of Ireland.{{cite news|url=https://www.rte.ie/news/ireland/2023/0411/1376255-biden-belfast/|title=Sunak greets Biden as Air Force One touches down|publisher=RTÉ News|first=Vincent|last=Kearney|date=11 April 2023}}{{cite news|url=https://www.rte.ie/news/biden-in-ireland/2023/0412/1376544-biden-louth/|title=Louth trip sees Biden explore his ancestral roots|publisher=RTÉ News|first=Laura|last=Hogan|date=12 April 2023|accessdate=12 April 2023}}

::* 13 April – Biden visited President Michael D. Higgins at Áras an Uachtaráin and Taoiseach Leo Varadkar at Farmleigh House, before addressing a joint sitting of the Oireachtas at Leinster House, with the day ending with a banquet dinner at Dublin Castle.{{cite news|url=https://www.independent.ie/irish-news/joe-biden-gets-rapturous-welcome-as-he-makes-historic-address-to-dail-42431090.html|title=Joe Biden praises 'enduring partnership' between Ireland and US in historic Dáil speech|publisher=Irish Independent|first1=Eoghan|last1=Moloney|first2=Philip|last2=Ryan|first3=Hugh|last3=O'Connell|first4=Gabija|last4=Gataveckaite|date=13 April 2023|accessdate=13 April 2023}}

::* 14 April – Biden visited his ancestral homeland in County Mayo, visiting Knock Shrine and Mayo Roscommon Hospice, ending with a big event with around 27,000 in attendance featuring a public address and performances by The Coronas, The Chieftains and The Academic at St Muredach's Cathedral, Ballina.{{cite news|url=https://www.rte.ie/news/connacht/2023/0414/1376880-biden-mayo/|title=Thousands out in Ballina for Biden address|publisher=RTÉ News|first=Pat|last=McGrath|date=14 April 2023|accessdate=14 April 2023}}

• 17 April – Gerry Hutch was found not guilty of the 2016 murder of David Byrne at the Regency Hotel.{{cite news|url=https://www.rte.ie/news/2023/0417/1377430-regency-murder-trial/|title=Gerard 'The Monk' Hutch found not guilty of Regency murder|publisher=RTÉ News|date=17 April 2023|access-date=20 April 2023}}
• 19 April – The 38th Cúirt International Festival of Literature opened in Galway.{{cite news|url=https://www.rte.ie/news/regional/2023/0419/1377897-cuirt-galway/|title=Cúirt International Festival of Literature opens in Galway|publisher=RTÉ News|date=19 April 2023}}
• 22 April – It was announced that an investigator with the Garda Síochána Ombudsman Commission (GSOC) had attended a party celebrating the acquittal of Gerry Hutch the previous Monday, and that he was an associate of a relation of Hutch. The officer resigned when it became known, and GSOC intitiated an investigation.{{cite news|url=https://www.irishexaminer.com/news/courtandcrime/arid-41122288.html|title=GSOC officer resigns amid claims he attended party with Gerry Hutch|last=Murray|first=Seán|publisher=Irish Examiner|date=22 April 2023|access-date=23 April 2023}}
• 23 April – An incorporeal Cabinet meeting agreed to send an Emergency Consular Assistance Team to Sudan, via Djibouti – some of them leaving on the night – on a mission to evacuate 150 Irish people and their families from the armed conflict there. The team consisted of officials from the Department of Foreign Affairs and members of the Defence Forces, including Army Ranger Wing personnel.{{cite news|url=https://www.rte.ie/news/2023/0423/1378622-defence-forces-sudan/|title=Defence Forces to help evacuate Irish people from Sudan|publisher=RTÉ News|date=23 April 2023}}
• 24 April – Fifty Irish citizens were evacuated on French and Spanish aircraft from Khartoum in Sudan to safety in Djibouti. It was announced that Ireland had purchased two Airbus C295 maritime patrol aircraft capable of future airlift missions, while Airbus will supply an additional military transport aircraft to Ireland in 2025.{{cite news|url=https://www.rte.ie/news/world/2023/0424/1378676-sudan-evacuation/|title=EU citizens, including 50 Irish, airlifted from Sudan|publisher=RTÉ News|date=24 April 2023}}
• 25 April
• Seventy-two Irish citizens and their families were rescued with the help of France and Spain from violence in Sudan to safety in Djibouti and Jordan.{{cite news|url=https://www.rte.ie/news/world/2023/0425/1378947-sudan-evacuated/|title=72 Irish citizens and their families evacuated from Sudan|publisher=RTÉ News|date=25 April 2023}}
• An Irish metal and polymer lunar soil experiment produced by the Dublin City University School of Chemical Sciences was lost when the Japanese Hakuto-R Mission 1 Moon landing spacecraft carrying the Rashid Lunar Rover built by the United Arab Emirates stopped communicating during the final moments of an automated Moon landing attempt in the Atlas Crater.{{cite news|url=https://www.rte.ie/news/dublin/2023/0425/1379065-moon-samples/|title=Contact lost with lunar rover carrying DCU samples|publisher=RTÉ News|date=25 April 2023}}
• 26 April – Sixteen more Irish citizens and their family members were rescued since the day before via Djibouti, Jordan, and Cyprus, from the fighting which broke out on 15 April in Sudan. More than 100 Irish people remained in the country.{{cite news|url=https://www.rte.ie/news/world/2023/0426/1379177-sudan-ceasefire/|title=Over 100 Irish still in Sudan as evacuations continue|publisher=RTÉ News|date=26 April 2023}}
• 30 April – After evacuating 209 Irish people and their families in the past week, the Emergency Civil Assistance Team was withdrawn from Sudan.{{cite news|url=https://www.rte.ie/news/2023/0430/1379995-sudan-ireland/|title=Irish mission aiding Sudan evacuations withdraws|publisher=RTÉ News|date=30 April 2023}}

• 6 May – Michael D. Higgins and Leo Varadkar, respectively, became the first Irish president and taoiseach in history to attend the coronation of a British monarch, at Westminster Abbey in London.{{cite news|url=https://www.rte.ie/news/ireland/2023/0506/1381106-taoiseach-king-ireland/|title=Irish attendance at coronation a 'significant break' from the past, says President|publisher=RTÉ News|date=6 May 2023}}
• 9 May – The Irish band Wild Youth failed to qualify for the final of the Eurovision Song Contest.{{cite news|url=https://www.rte.ie/entertainment/2023/0509/1382698-irelands-wild-youth-light-up-eurovision-stage/|title=Disappointment again for Ireland at Eurovision as Wild Youth fail to qualify for final|publisher=RTÉ News|date=9 May 2023|accessdate=9 May 2023}}
• 11 May
• EirGrid announced plans for four major wind farm projects, three in the Irish Sea off the coasts of Counties Dublin and Wicklow and one off the Atlantic coast, in Connemara. The project is part of the largest ever renewable energy project in Ireland, intended to power six million homes by 2030.{{cite news|url=https://www.rte.ie/news/business/2023/0511/1382911-offshore-windfarm-electricity-auction/|title=Four successful bidders in first offshore wind auction|publisher=RTÉ News|date=11 May 2023}}
• The High Court ruled that the diseased leg of an elderly man with dementia should not be amputated against his wishes in an attempt to save his life.{{cite news|url=https://www.rte.ie/news/2023/0511/1383101-court-amputation/|title=High Court rules doctors should not amputate elderly man's leg|publisher=RTÉ News|date=11 May 2023}}
• 13 May – Taoiseach Leo Varadkar and Minister for Justice Simon Harris condemned scenes during a stand-off between pro-and anti-immigrant protesters in Dublin and a homeless asylum seekers' camp was destroyed by fire.{{cite news|url=https://www.irishtimes.com/ireland/dublin/2023/05/13/homeless-asylum-seekers-camp-destroyed-by-fire-as-refugees-sleeping-rough-express-worry-over-safety/|title=Homeless asylum seekers' camp destroyed by fire as refugees sleeping rough express worry over safety|publisher=The Irish Times|first=Jack|last=Power|date=13 May 2023|accessdate=13 May 2023}}
• 18 May
• Taoiseach Leo Varadkar expressed his dismay for a 14-year-old boy who was subjected to an unprovoked homophobic assault by a group of teenage boys in Navan and humiliated by having the video posted online.{{cite news|url=https://www.irishtimes.com/ireland/2023/05/18/navan-assault-social-media-companies-should-remove-videos-immediately-tanaiste-says/|title=Navan assault: Taoiseach to contact family of boy (14)|publisher=The Irish Times|first1=Harry|last1=McGee|first2=Vivienne|last2=Clarke|first3=Louise|last3=Walsh|first4=Sarah|last4=Burns|date=18 May 2023|accessdate=18 May 2023}}
• A 17-year-old boy who was attacked by a group of people using golf clubs in Bluebell, Dublin remained in a critical condition in hospital and in a coma.{{cite news|url=https://www.independent.ie/regionals/dublin/dublin-news/boy-17-suffered-brain-bleed-and-left-fighting-for-life-after-being-attacked-by-gang-using-golf-clubs-in-dublin/a1845160055.html|title=Boy (17) suffered brain bleed and left fighting for life after being attacked by gang 'using golf clubs' in Dublin|publisher=Irish Independent|first1=Ken|last1=Foy|first2=Amy|last2=Blaney|first3=Robin|last3=Schiller|date=18 May 2023|accessdate=18 May 2023}}
• 20 May – Patrick Kielty was confirmed as the new host of RTÉ's The Late Late Show, taking over from Ryan Tubridy and becoming the show's fourth permanent presenter.{{cite news|url=https://www.rte.ie/entertainment/2023/0520/1384708-the-late-late-show/|title=Patrick Kielty is new Late Late Show host|publisher=RTÉ News|date=20 May 2023|accessdate=20 May 2023}}
• 26 May
• The number of homeless people in Ireland exceeded 12,000 for the first time.{{cite news|url=https://www.rte.ie/news/2023/0526/1385823-emergency-accommodation-figures/|title=Number of people in emergency accommodation surpasses 12,000|last=Coneely|first=Ailbhe|publisher=RTÉ News|date=26 May 2023|access-date=27 May 2023}}
• The mother of an 18-year-old who killed himself in 2021 sued anti-vaccine campaigner Gemma O'Doherty for misrepresenting and sensationalising his death in the freesheet, The Irish Light, last year to support conspiracy theory about the COVID-19 vaccine.{{cite news|url=https://www.independent.ie/irish-news/mother-of-teen-who-died-by-suicide-takes-gemma-odoherty-to-high-court-for-exploitation-of-sons-image/a1186068673.html|title=Mother of teen who died by suicide takes Gemma O'Doherty to High Court for 'exploitation of son's image'|publisher=Irish Independent|date=26 May 2023}}
• 30 May – Ireland's 2022 census figures from the CSO show an older population, increased diversity, decreased religiosity, and a population surpassing five million for the first time since the great famine.{{cite news|url=https://www.irishtimes.com/ireland/2023/05/30/census-2022-number-of-catholics-in-the-state-falls-by-10-as-overall-population-ages/|title=Census 2022: Number of Catholics in the State falls from 79% of population to 69 % as country ages|publisher=The Irish Times|date=30 May 2023|accessdate=30 May 2023|first=Ronan|last=McGreevy}}

• 21 June – Ahead of the unfolding secret payment scandal, the Director General of RTÉ, Dee Forbes, was suspended from her employment by the RTÉ Board, and later issued a statement defending her record.{{cite news|url=https://www.rte.ie/news/ireland/2023/0623/1390784-rte/|title=Suspended Director General says she 'prioritised' best interests of RTÉ|publisher=RTÉ News|date=23 June 2023|accessdate=23 June 2023}}
• 22 June
• The postal service {{lang|ga|An Post}} moved from its historic headquarters in the General Post Office building on O'Connell Street in Dublin to new premises at North Wall Quay.{{cite news|url=https://www.rte.ie/news/2023/0622/1390585-an-post-gpo/|title=An Post moves headquarters from GPO to new premises|publisher=RTÉ News|date=22 June 2023|accessdate=22 June 2023}}
• RTÉ admitted that it paid its top presenter Ryan Tubridy €345,000 more than publicly declared between 2017 and 2022, in what the chair of its board said was a "serious breach of trust with the public".{{cite news|url=https://www.rte.ie/news/ireland/2023/0622/1390614-rte/|title=RTÉ admits paying Tubridy €345,000 more than declared|publisher=RTÉ News|first=Will|last=Goodbody|date=22 June 2023|accessdate=22 June 2023}}
• 24 June – All 30 remaining Argos retail stores in Ireland closed permanently.{{cite news|url= https://www.rte.ie/news/business/2023/0624/1390888-argos-stores/|title=Remaining Argos stores in Ireland close permanently|publisher=RTÉ News|first=Will|last=Goodbody|date=24 June 2023|accessdate=24 June 2023}}
• 26 June – Dee Forbes resigned as Director-General of RTÉ with immediate effect, following ongoing controversy over undisclosed payments to broadcaster Ryan Tubridy.{{cite news|url=https://www.rte.ie/news/2023/0626/1391116-rte-undisclosed-payments/|title=RTÉ Director General Dee Forbes resigns amid payments controversy|publisher=RTÉ News|date=26 June 2023|accessdate=26 June 2023}}

• 3 July – Seven GAA fans were arrested and 15 others were ejected after a fight broke out on Hill 16 at Croke Park on 1 July, during the All-Ireland SFC quarter-final match between Armagh and Monaghan.{{cite news|url= https://www.independent.ie/irish-news/seven-gaa-fans-arrested-and-15-ejected-from-croke-park-after-brawl-on-hill-16/a1460846723.html|title= Seven GAA fans arrested and 15 ejected from Croke Park after brawl on Hill 16|publisher=Irish Independent|first=Paul|last=Hyland|date=3 July 2023|accessdate=3 July 2023}}
• 10 July – New RTÉ Director-General Kevin Bakhurst stood down the RTÉ Board, and appointed a new temporary leadership team.{{cite web|first=Robbie |last=Meredith |url=https://www.bbc.co.uk/news/articles/c3g810w4544o |title=Patrick Kielty's RTÉ pay 'sets new benchmark' for presenters |work=BBC News |publisher=BBC |date=10 July 2023 |accessdate=10 July 2023}}
• 16 July – The European Commission found components manufactured by Enniscorthy based electronics company Taoglas in Russian bombs used in Ukraine attacks.{{Cite news |date=2023-07-16 |title=Parts made by Irish tech company allegedly found in 500kg Russian bomb in Ukraine |url=https://www.belfasttelegraph.co.uk/business/technology/parts-made-by-irish-tech-company-allegedly-found-in-500kg-russian-bomb-in-ukraine/a1368973419.html |access-date=2024-04-25 |language=en-GB |issn=0307-1235}}
• 19 July – Taoiseach Leo Varadkar paid a surprise visit to embattled Ukraine where he met President Volodymyr Zelensky, Prime Minister Denys Shmyhal, Speaker of the Verkhovna Rada (parliament) Ruslan Stefanchuk, and members of the Irish community.{{cite news|url=https://www.rte.ie/news/2023/0719/1395348-taoiseach-makes-unannounced-visit-to-kyiv/|title=Taoiseach pledges support to Ukraine during surprise Kyiv visit|publisher=RTÉ News|date=19 July 2023}}
• 20 July – Minister for Justice Helen McEntee condemned an unprovoked attack on a US tourist who suffered serious eye and head injuries after being punched, kicked and knocked to the ground by a group of youths in Dublin city centre.{{cite news|url=https://www.independent.ie/regionals/dublin/dublin-news/us-tourist-57-suffers-serious-eye-and-head-injuries-in-violent-city-centre-attack-by-three-youths/a567207586.html|title=US tourist (57) suffers serious eye and head injuries in violent city centre attack by three youths|publisher=Irish Independent|date=20 July 2023}}
• 25 July – An All Ireland Rail Review was published to reopen all closed railway lines on the island of Ireland.{{cite news|url=https://www.independent.ie/regionals/cork/news/no-return-to-west-cork-railway-glory-days-according-to-all-ireland-rail-review/a1695561860.html|title=No return to west Cork railway 'glory days' according to all-Ireland rail review|publisher=Irish Independent|date=25 July 2023|accessdate=25 July 2023}}

• 9 August – The Health Service Executive confirmed that EG.5, a new strain of COVID-19, had been detected in Ireland.{{cite web|first=Fergal |last=Bowers |url=https://www.rte.ie/news/health/2023/0809/1398901-eris-covid/ |title=New Covid variant Eris detected in Ireland, says HSE |publisher=RTÉ News |date=9 August 2023 |accessdate=11 August 2023}}
• 11 August – RTÉ Director-General Kevin Bakhurst confirmed that legal firm McCann Fitzgerald had begun a review into voluntary redundancy schemes at the broadcaster in 2017 and 2021.{{cite web|url=https://www.rte.ie/news/2023/0811/1399316-rte-exit-package-review/ |title=Review commences into RTÉ voluntary exit schemes |publisher=RTÉ |date=11 August 2023 |accessdate=11 August 2023}}
• 12 August – Three tourists from the UK were hospitalised after an assault in Temple Bar, with calls for public order gardaí to patrol every night following a number of high-profile assaults in the capital.{{cite news|url=https://www.independent.ie/irish-news/crime/three-tourists-hospitalised-following-temple-bar-assault-calls-for-public-order-gardai-to-patrol-city-every-night/a1582249401.html|title=Three tourists hospitalised following Temple Bar assault; calls for public order gardaí to patrol city every night|publisher=Irish Independent|date=12 August 2023|accessdate=12 August 2023}}
• 15 August – Bank of Ireland suffered a major technology breakdown which allowed customers who had no money in their accounts to get access to funds, prompting queues at some ATMs around the country, with Gardaí controversially deployed in some areas.{{cite news|url=https://www.independent.ie/business/personal-finance/bank-of-ireland-warns-money-withdrawn-during-it-blunder-will-be-debited-as-online-services-restored/a510070628.html|title=Bank of Ireland warns money withdrawn during IT blunder will be debited as online services restored|publisher=Irish Independent|first1=Charlie|last1=Weston|first2=Conor|last2=Feehan|date=15 August 2023|accessdate=15 August 2023}}{{cite news|url=https://www.rte.ie/news/business/2023/0816/1399974-bank-of-ireland/|title=Decision to send gardaí to ATMs made 'locally' on 'case-by-case basis'|last=Goodbody|first=Will|publisher=RTÉ|date=16 August 2023|access-date=18 August 2023}}
• 18–22 August – The Rose of Tralee International Festival was held, and won by New York Rose Roisin Wiley, giving New York its first victory in the competition since 2007, and the first US winner since 2016.
• 25 August
• Over 62,000 students received their Leaving Certificate results, which were artificially boosted by an average of almost 8%.{{cite news|url=https://www.rte.ie/news/education/2023/0825/1401550-leaving-certifcate/|title=62,000 students receiving Leaving Cert results|publisher=RTÉ News|first=Emma|last=O'Kelly|date=25 August 2023|accessdate=25 August 2023}}
• Four young people (a man in his early 20s and three women in their teens) died after a car carrying teenagers celebrating their Leaving Certificate results spun out of control and overturned in Clonmel, County Tipperary.{{cite news|url=https://www.rte.ie/news/ireland/2023/0825/1401745-clonmel-crash/|title=Four young people killed in Clonmel car crash|publisher=RTÉ News|first=Conor|last=Kane|date=25 August 2023|accessdate=25 August 2023}}
• 28 August – A technical problem with the UK's air traffic service left thousands of airline passengers stranded in Ireland and around Europe causing delays and cancellations.{{cite news|url=https://www.independent.ie/irish-news/airport-chaos-uk-technical-glitch-fixed-but-thousands-of-stranded-passengers-still-face-hours-of-delays/a41619138.html|title=Airport chaos: UK technical glitch fixed but thousands of stranded passengers still face hours of delays|publisher=Irish Independent|first1=Cillian|last1=Sherlock|first2=Pól|last2=Ó Conghaile|date=28 August 2023|accessdate=28 August 2023}}
• 30 August – The Electoral Commission submitted its Constituency Review Report 2023 to the Oireachtas. It recommended that the number of Teachtaí Dála be increased from 160 to 174, and that the number of Dáil constituencies be increased from 39 to 43. The increases take account of a population rise of 8% since 2016.[https://www.rte.ie/news/politics/2023/0830/1402354-electoral-commission/ 14 extra TDs and four more constituencies recommended] RTÉ News, 2023-08-30.{{cite web |title=Constituency Review Report 2023 |url=https://ec-report.s3.eu-west-1.amazonaws.com/constituency-review-report-2023.pdf |website=Electoral Commission |date=2023-08-30}}

• 6 September – The Minister for Agriculture, Charlie McConalogue, farming groups, and the Irish Creamery Milk Suppliers Association (ICMSA) reacted to the European Commission decision to cut Ireland's nitrates derogation limits from 250{{nbsp}}kg of organic nitrogen per hectare to 220{{nbsp}}kg per hectare. The ICMSA president, Pat McCormack, said that the "Government has put a nail in the coffin of many family dairy farms that have been worked for generations".{{cite web

| title = Farmers say there will be 'massive ramifications' over decision to cut nitrate derogation limit

| first = Hayley

| last = Halpin

| date = 2023-09-06

| website = The Journal

| url = https://www.thejournal.ie/farmers-nitrates-derogation-ireland-6161674-Sep2023/

}}

• 7 September – During an appearance on RTÉ News at One, Taoiseach Leo Varadkar said he believes Ireland is "on the path to unification" and that there will be a United Ireland in his lifetime.{{Cite web|url=https://www.bbc.com/news/articles/cw89lje5q7do |title=Leo Varadkar says Ireland 'on path to unification' |date=7 September 2023 |website=BBC News}}
• 26 September – Officials recovered 2,253 kg of cocaine after boarding MV Matthew, a Panamanian-registered ship, off the coast of Ireland. The operation was described by Gardaí as the largest drugs seizure in Ireland's history.{{Cite web|url=https://www.bbc.com/news/articles/clm0l4zkp8eo |title=Irish drug ship raid: More than €150m of suspected cocaine seized |date=27 September 2023 |website=BBC News |accessdate=27 September 2023 |publisher=BBC}}
• 27 September – Using Dáil privilege, Mary Lou McDonald revealed details of a letter confirming a meeting between clinicians and a representative from Children's Health Ireland, concerning experimental spinal surgeries on children at Temple Street Hospital. Nineteen children had poor surgical outcomes following surgery at Temple Street, and one of children later died. Whether parental consent had been obtained is in dispute.{{cite news|url=https://www.rte.ie/news/2023/0927/1407622-politics-spinal-surgeries/|title=Dáil hears of letter on experimental spinal surgeries|last=Lehane|first=Mícheál|publisher=RTÉ|date=27 September 2023|access-date=28 September 2023}}
• 28 September – TikTok announced that it had shut down a misinformation network of 72 accounts targeting Ireland, that had over 94,000 followers, saying "the operators of the accounts posted divisive views in a bid to intensify social conflict."{{cite news|url=https://www.rte.ie/news/business/2023/0928/1407787-tiktok/|title=TikTok shuts down disinformation network targeting Ireland|last=O'Donovan|first=Brian|publisher=RTÉ|date=28 September 2023|access-date=28 September 2023}}
• 29 September
• Gardaí launched a murder investigation after a woman in her 40s died following a violent attack at her home in County Offaly. A 16-year-old boy, known to the victim, was arrested at the scene. The attack was filmed and posted on social media.{{cite news|url=https://www.rte.ie/news/2023/0929/1408098-offaly-violent-incident/|title=Boy arrested following violent death of woman in Offaly|publisher=RTÉ News|first=Paul|last=Reynolds|date=29 September 2023|accessdate=29 September 2023}}
• Homelessness figures were released, showing that there were 12,691 people homeless in Ireland in August – a 17% increase year-on-year – including a record 3,895 homeless children.{{cite news|url=https://www.independent.ie/irish-news/homeless-figures-drop-slightly-following-error-in-recording/a694227884.html|title=Homeless figures drop slightly following error in recording|publisher=Irish Independent|date=29 September 2023|access-date=4 October 2023}}

• 8 October – Tánaiste Micheál Martin said that the Department of Foreign Affairs had been in touch with the family of Kim Damti (22), an Irish-Israeli woman who was unaccounted for following the previous day's series of attacks launched by Hamas on Israel.{{Cite journal|url=https://www.rte.ie/news/ireland/2023/1008/1409681-irish-israeli-woman-unaccounted-for-in-israel/ |title=Irish-Israeli woman unaccounted for in Israel |first=Fiachra |last=Ó Cionnaith |date=8 October 2023 |accessdate=8 October 2023 |journal=RTÉ News |publisher=RTÉ}} On 11 October, Damti was confirmed dead.{{cite news|url=https://www.rte.ie/news/2023/1011/1410357-kim-damti/|title= Missing Irish-Israeli woman Kim Damti confirmed dead|publisher=RTÉ News|date=11 October 2023|accessdate=11 October 2023}}
• 10 October – Minister for Finance Michael McGrath and Minister for Public Expenditure, National Development Plan Delivery and Reform Paschal Donohoe announced Budget 2024, with three electricity credits{{Clarify|{{cite news|url=https://www.independent.ie/irish-news/politics/budget-2024-from-cost-of-living-to-housing-tax-breaks-and-cigarettes-everything-you-need-to-know/a1514134700.html|title=Budget 2024: From cost of living to housing, tax breaks and cigarettes – everything you need to know|publisher=Irish Independent|first=Ryan|last=Nugent|date=10 October 2023|accessdate=10 October 2023}}
• 23 October – Yousef Palani was sentenced to two life sentences plus 20 years for the murder of two men and the stabbing of a third in Sligo, all of who he had sought out on a pretence of dating.{{Cite web|url=https://www.bbc.com/news/articles/ce7jpwrp6lzo |title=Killer Yousef Palani given two life sentences for 'unspeakable' murders |date=23 October 2023 |website=BBC News |publisher=BBC |accessdate=23 October 2023}}
• 25 October – The Health Products Regulatory Authority (HPRA) said it had seized 254 units of falsified Semaglutide, a drug used for type 2 diabetes and as an unofficial aide to weight loss, during 2023.{{Cite journal|url=https://www.rte.ie/news/2023/1025/1412879-hpra-semaglutide/ |title=Regulator seizes 254 units of 'falsified' diabetes drug |first=Fergal |last=Bowers |date=25 October 2023 |accessdate=25 October 2023 |journal=RTÉ News |publisher=RTÉ}}
• 27 October – Latest figures showed that homelessness in Ireland hit new records: 8,923 adults and 3,904 children accessed emergency accommodation in September 2023, bringing the total to 12,827 people.{{cite news|url=https://www.thejournal.ie/homelessness-figures-september-6208532-Oct2023/|title=Record high number of children in emergency accommodation, September figures show|last=Halpin|first=Hayley|publisher=TheJournal.ie|date=27 October 2023|access-date=9 November 2023}}

• 9 November – Jozef Puška was convicted of the murder of Ashling Murphy.{{cite news|url=https://www.rte.ie/news/courts/2023/1109/1415533-jozef-puska-court/|title='Evil in this room', judge says as Puska convicted|last=O'Donnell|first=Orla|publisher=RTÉ|date=9 November 2023|access-date=9 November 2023}}
• 12 November – Met Éireann issued a Status Red wind warning for 14 counties, ahead of Storm Debi warning of a "potential danger to life".{{cite news|url=https://www.independent.ie/weather/storm-debi-possibility-of-school-closures-as-red-warning-issued-for-five-counties-met-eireann-warns-of-potential-danger-to-life/a1026571585.html|title=Storm Debi: Possibility of school closures as Red Warning issued for five counties, Met Éireann warns of 'potential danger to life'|publisher=Irish Independent|first1=Sylvia|last1=Omorodion|first2=Eoghan|last2=Moloney|first3=Cian|last3=Ó Broin|date=12 November 2023|accessdate=12 November 2023}}
• 15 November – The Dáil voted 85–55 to reject a motion by the Social Democrats party to expel the Israeli Ambassador, Dana Erlich. A Sinn Féin party motion to refer Israel to the International Criminal Court because of its actions in Gaza was also defeated, 77–58. Social Democrats leader Holly Cairns argued during the debate that "Israel is killing with impunity. According to the World Health Organisation, Gaza is now a graveyard for children." She also stated, "Words of condemnation are not enough. We need action. There must be consequences for the crimes perpetrated by Israel on a captive civilian population in Gaza." Deputy James Browne (Fianna Fáil party) claimed in the debate that the Social Democrats' motion "seeks to push Ireland to the margins of international opinion". Meanwhile, a large crowd outside Leinster House called for the ambassador's expulsion.[https://www.rte.ie/news/politics/2023/1115/1416694-dail-israel/ TDs reject motion to expel Israeli ambassador] RTÉ News, 2023-11-15.
• 17 November – Jozef Puška was sentenced to life imprisonment for the murder of Ashling Murphy.{{Cite web |first=Aoife |last=Moore |url=https://www.bbc.com/news/uk-northern-ireland-67447985 |title=Ashling Murphy: Man sentenced to life for Irish teacher's murder |date=17 November 2023 |accessdate=17 November 2023 |work=BBC News |publisher=BBC}}
• 18 November – Gardaí began a murder investigation after a 23-year-old man was shot dead in a gangland shooting in Finglas, Dublin.{{cite news|url=https://www.independent.ie/irish-news/crime/dublin-man-23-shot-dead-at-front-door-named-as-brandon-ledwidge/a538717436.html|title=Dublin man (23) shot dead at front door named as Brandon Ledwidge|publisher=Irish Independent|first1=Ali|last1=Bracken|first2=Patrick|last2=O'Connell|date=18 November 2023|accessdate=18 November 2023}}
• 21 November – The Minister for Justice Helen McEntee sought approval from the Cabinet for the repeal of antique censorship laws. The initiative was a response to far-reaching developments in community values since Censorship of Publications legislation was recommended by the Committee on Evil Literature, established in 1926. Modern laws will continue to allow control of indecent or obscene publications, including child abuse material, while permitting information on contraception, abortion and divorce.[https://www.rte.ie/news/politics/2023/1121/1417599-censorship-laws/ Repeal of archaic censorship laws before Cabinet] RTÉ News, 2023-11-21.
• 23 November – A five-year-old girl and a woman in her 30s were seriously injured, and three others hurt, in a mass stabbing outside a primary school in Parnell Square East, Dublin.{{Cite web |first=Conor |last=Neeson |url=https://www.bbc.com/news/world-europe-67512002 |title=Dublin: Girl, 5, and woman seriously hurt in knife attack |date=23 November 2023 |accessdate=23 November 2023 |work=BBC News |publisher=BBC}} Following the knife attack, a riot took place in Dublin city centre, in which Gardaí and civilians were attacked, Garda vehicles, four Dublin Buses and a Luas tram set alight, and projectiles and fireworks were thrown at Gardaí.{{cite news|url=https://www.rte.ie/news/dublin/2023/1123/1418216-protests/|title=Gardaí attacked during violent unrest after stabbing|publisher=RTÉ News|first=Laura|last=Fletcher|date=23 November 2023|accessdate=23 November 2023}}
• 24 November – Latest figures showed that homelessness hit new records: 9,188 adults and 3,991 children accessed emergency accommodation in October 2023, bringing the total to 13,179 people.{{cite news|url=https://www.rte.ie/news/ireland/2023/1124/1418344-homeless-figures/|title=Number of people homeless in Ireland surpasses 13,000|last=Conneely|first=Ailbhe|publisher=RTÉ News|date=24 November 2023|access-date=24 November 2023}}
• 25 November – The nine-year-old Irish-Israeli girl, Emily Hand, was released from captivity by Hamas and reunited with her father after being held hostage in Palestine for 50 days. Taoiseach Varadkar and Tánaiste Martin welcomed the news.{{cite web|url=https://www.rte.ie/news/2023/1125/1418443-middle-east-live/ |title=Irish-Israeli girl Emily Hand freed from captivity |work=RTÉ News |date=25 November 2023 |accessdate=25 November 2023}}
• 26 November
• Singer Jessica McKean represented Ireland in the Junior Eurovision Song Contest 2023, alongside Sophie Lennon, the Irish representative of the previous year, with the song "Aisling".
• Irish author Paul Lynch won the 2023 Booker Prize with his dystopian novel Prophet Song.{{Cite web |first=Charlotte |last=Gallagher |url=https://www.bbc.com/news/entertainment-arts-67537449 |title=Booker Prize 2023: Ireland's Paul Lynch wins with Prophet Song |date=26 November 2023 |accessdate=26 November 2023 |work=BBC News |publisher=BBC}}

• 1 December – Ireland's first space satellite, EIRSAT-1, was launched from Vandenberg Space Force Base in the United States, propelled by a Falcon 9 rocket.[https://www.rte.ie/news/ireland/2023/1130/1419487-satellite-ucd/ Ireland's first satellite launched into orbit from California] RTÉ News, 2023-12-01
• 6 December – A no confidence motion in Minister for Justice Helen McEntee was tabled in the Dáil by Sinn Féin and countered with a government motion expressing confidence in the minister. The government's confidence motion won, with 83 TDs voting that they had confidence in the minister and 63 TDs voting that they did not.{{Cite web |last=Hosford |first=Elaine Loughlin and Paul |date=2023-12-05 |title=Justice Minister Helen McEntee wins confidence vote |url=https://www.irishexaminer.com/news/politics/arid-41283850.html |access-date=2023-12-06 |website=Irish Examiner |language=en}}
• 8 December – The funeral of singer Shane MacGowan took place at St Mary's of the Rosary Catholic Church in Nenagh, County Tipperary.{{Cite web|url=https://news.sky.com/story/shane-macgowan-funeral-pogues-songs-including-fairytale-of-new-york-ring-out-as-mourners-say-goodbye-13025582 |title=Shane MacGowan funeral: Pogues songs including Fairytale Of New York ring out as mourners say goodbye |website=Sky News |date=8 December 2023 |accessdate=8 December 2023}}
• 10 December – Property and vehicles were damaged after a tornado struck Leitrim Village in County Leitrim.{{Cite web |first=Barra |last=Best |url=https://www.bbc.com/news/articles/c1w2w2z15d6o |title=Tornado in Leitrim village causes destruction |date=10 December 2023 |website=BBC News |publisher=BBC |accessdate=10 December 2023}}
• 14 December – Twelve people, including eight Transition Year students, were injured in a serious crash between a school bus and a truck in Kilkenny.{{cite news|url=https://www.independent.ie/irish-news/eight-school-students-among-12-injured-in-crash-between-school-bus-and-truck/a1272488643.html|title=Eight school students among 12 injured in crash between school bus and truck|publisher=Irish Independent|first=Aisling|last=Bolton-Dowling|date=14 December 2023|accessdate=14 December 2023}}
• 16 December – Gymnast Rhys McClenaghan was voted 2023 RTÉ Sports Person of the Year.{{Cite web|url=https://www.bbc.com/news/uk-northern-ireland-67741713 |title=Newtownards gymnast Rhys McClenaghan is RTÉ Sportsperson of Year |date=17 December 2023 |accessdate=17 December 2023 |work=BBC News |publisher=BBC}}
• 17 December – Gardaí began investigating a "criminal damage incident" after a fire broke out at a disused hotel in Rosscahill, Oughterard that was due to accommodate asylum seekers.{{cite news|url=https://www.independent.ie/irish-news/blaze-at-galway-hotel-due-to-house-asylum-seekers-as-gardai-investigate-criminal-damage-incident/a690357971.html|title=Blaze at Galway hotel due to house asylum seekers as gardaí investigate 'criminal damage incident'|publisher=Irish Independent|first1=Maeve|last1=McTaggart|first2=Conor|last2=Feehan|date=17 December 2023|accessdate=17 December 2023}}
• 20 December – Tánaiste Micheál Martin announced government plans to "initiate an inter-State case against the United Kingdom under the European Convention on Human Rights" over provisions in the Northern Ireland Troubles (Legacy and Reconciliation) Act 2023 which offers immunity from prosecution for certain Troubles-era related offences.{{Cite web|url=https://www.bbc.com/news/uk-northern-ireland-67769920 |title=Troubles legacy act: Ireland takes human rights case against UK |date=20 December 2023 |accessdate=20 December 2023 |work=BBC News |publisher=BBC}}
• 22 December – Circuit Court judge Gerard O'Brien was convicted of the sexual assault of six young men when he was a secondary school teacher during the 1990s. O'Brien is also a former Fianna Fáil party councillor and former State solicitor. He was born with no arms and just one leg as a result of the drug thalidomide.{{cite news|url=https://www.rte.ie/news/courts/2023/1222/1423464-judge-sexual-assault/|title=Judge guilty of sexually assaulting six young men when he was a teacher|publisher=RTÉ News|date=2023-12-22}}
• 24 December
• A man in his 20s died and a second man was seriously injured in a gangland gun attack at a restaurant in Blanchardstown, Dublin.{{cite news|url=https://www.rte.ie/news/ireland/2023/1224/1423651-man-critical-after-shooting-at-restaurant-in-dublin/|title=Suspected gunman, 20s, dead, after shooting at restaurant in Dublin|first=Paul|last=Reynolds|publisher=RTÉ News|date=24 December 2023|accessdate=24 December 2023}}
• Two men appeared in court in Limerick in connection with a seizure of 300 kg of cocaine worth an estimated €21 million.{{Cite web|url=https://www.bbc.com/news/articles/cgr3q5j97dpo|title=Cocaine: Two in court over Limerick €21m drug seizure|date=24 December 2023|website=BBC News}}
• 28 December – Met Éireann recorded the warmest year on record, with the overall average temperature for Ireland rising above 11 °C (51.8 °F) for the first time.{{Cite web|url=https://www.bbc.com/news/articles/c1dyprzd9yeo |title=Warmest year on record for Ireland, Met Éireann says |date=28 December 2023 |website=BBC News |publisher=BBC |accessdate=28 December 2023}}

• 22 March – Ireland 3–2 Latvia.{{cite news|url=https://www.rte.ie/sport/soccer/2023/0322/1365672-ferguson-opens-account-as-ogbene-secures-ireland-win/|title=Chiedozie Ogbene secures hard-fought Ireland win against Latvia as Evan Ferguson opens his account|publisher=RTÉ Sport|date=22 March 2023}}
• 21 November – Ireland 1–1 New Zealand.[https://www.rte.ie/sport/soccer/2023/1121/1417658-kennys-contract-ends-with-stalemate-against-nz/ Stephen Kenny's contract ends with stalemate against New Zealand] RTÉ Sport, 2023-11-21. The Republic of Ireland team manager, Stephen Kenny, was fired from his position, after a three-year tenure, by the Football Association of Ireland the day after the match against New Zealand. His record as manager was 11 wins, 12 draws, and 17 defeats in 40 matches.[https://www.rte.ie/sport/soccer/2023/1122/1418000-no-new-ireland-contract-for-departing-boss-kenny/ No new Ireland contract for departing boss Stephen Kenny] RTÉ Sport, 2023-11-22.

• 27 March – Ireland 0–1 France.{{cite news|url=https://www.rte.ie/sport/soccer/2023/0327/1366513-pavard-screamer-sees-france-edge-ireland-in-euro-opener/|title=Pavard screamer sees France edge Ireland in Euro opener|publisher=RTÉ Sport|date=27 March 2023}}
• 16 June – Greece 2–1 Ireland. During the match in Athens, Greek supporters were asked repeatedly over the public address system to stop shining laser beams at the Irish footballers.[https://www.rte.ie/sport/soccer/2023/0616/1389602-irelands-greek-odyssey-ends-in-disappointing-defeat/ Ireland's Greek odyssey ends in disappointing defeat] RTÉ Sport, 23-06-16.
• 19 June – Ireland 3–0 Gibraltar.[https://www.rte.ie/sport/soccer/2023/0619/1390073-magic-johnston-off-the-bench-to-guide-ireland-to-win/ Magic Johnston off the bench to guide Ireland to victory over Gibraltar] RTÉ Sport, 2023-06-20.
• 7 September – France 2–0 Ireland.[https://www.rte.ie/sport/soccer/2023/0907/1403908-euro-qualification-hopes-recede-for-outclassed-ireland/ Euro qualification hopes recede as Ireland outclassed by France] RTÉ Sport, 2023-09-07.
• 10 September – Ireland 1–2 Netherlands.[https://www.rte.ie/sport/soccer/2023/0910/1404538-netherlands-come-from-behind-as-ireland-slump-to-defeat/ Netherlands come from behind to condemn Ireland to another defeat] RTÉ Sport, 2023-09-10.
• 13 October – Ireland 0–2 Greece.[https://www.rte.ie/sport/soccer/2023/1013/1410727-ireland-fail-to-fire-as-greece-ease-to-comfortable-win/ Ireland fail to fire as Greece ease to comfortable win in Euro 2024 qualifier] RTÉ Sport, 2023-10-13.
• 16 October – Gibraltar 0–4 Ireland.[https://www.rte.ie/sport/soccer/2023/1016/1411096-ireland-ease-to-four-goal-win-in-gibraltar/ Ireland ease to four-goal win against Gibraltar] RTÉ Sport, 2023-10-16.
• 18 November – Netherlands 1–0 Ireland.{{cite web

| url = https://www.rte.ie/sport/soccer/2023/1118/1417218-ireland-end-campaign-with-limp-defeat-to-netherlands/

| title = Ireland end campaign with limp defeat to Dutch

| date = 2023-11-18

| publisher = RTÉ Sport

}}

• 12 April – The UK–Ireland bid to host the Euro 2028 football tournament was submitted to UEFA, with the Aviva Stadium proposed in Dublin (instead of Croke Park), alongside a redeveloped Casement Park in Belfast.{{cite news|url=https://www.rte.ie/sport/soccer/2023/0412/1376537-uk-ireland-euro-2028-bid-submitted-as-croke-park-cut/|title=UK-Ireland Euro 2028 bid submitted as Croke Park cut from stadia list|publisher=RTÉ News|date=12 April 2023|accessdate=12 April 2023}}
• 4 October – Turkey withdrew its bid to host Euro 2028 leaving the only remaining bid unopposed – the joint UK–Ireland one.{{cite news|url=https://www.rte.ie/sport/soccer/2023/1004/1408882-uk-and-ireland-set-to-be-confirmed-as-euro-2028-hosts/|title=UK and Ireland set to be confirmed as Euro 2028 hosts|publisher=RTÉ Sport|date=4 October 2023}}
• 10 October – UEFA officially approved the Republic of Ireland, Northern Ireland, England, Scotland and Wales as Euro 2028 co-hosts.{{cite news|url=https://www.rte.ie/sport/soccer/2023/1010/1409987-ireland-confirmed-as-euro-2028-co-hosts/|title=Ireland and UK confirmed as Euro 2028 co-hosts|publisher=RTÉ News|first=Eoin|last=Ryan|date=10 October 2023|accessdate=10 October 2023}}

• 22 February – China 0–0 Ireland.[https://www.fai.ie/ireland/match/55501/2023/999948540 China PR 0-0 WNT] FAI, 2023-02-22.
• 8 April – USA 2–0 Ireland.[https://www.fai.ie/ireland/match/55501/2023/999948623 USA 2-0 WNT] FAI, 2023-04-08.
• 11 April – USA 1–0 Ireland.[https://www.fai.ie/ireland/match/55501/2023/999948624 USA 1-0 WNT] FAI, 2023-04-11.
• 22 June – Ireland 3–2 Zambia.[https://www.rte.ie/sport/soccer/2023/0622/1390658-barrett-sparks-irish-fightback-against-dynamic-zambia/ Barrett sparks Irish fightback against impressive Zambia] RTÉ Sport, 2023-06-22.
• 6 July – Ireland 0–3 France.[https://www.rte.ie/sport/soccer/2023/0706/1393035-france-rain-on-irelands-farewell-parade-in-tallaght/ France rain on Ireland's farewell parade in Tallaght] RTÉ Sport, 2023-07-07.
• 14 July – A friendly pre-World Cup warmup match against Colombia in Brisbane was abandoned after 20 minutes following harsh incidents by the South Americans against Denise O'Sullivan and Ruesha Littlejohn which earned the offenders yellow cards. O'Sullivan went to hospital with an injury inflicted by Colombian Daniela Caracas who said after the match that the Irish players "are little girls" ("{{Lang|es|Son unas nenas}}"), and "let them eat shit" ("{{Lang|es|que coman mierda}}").
• [https://www.rte.ie/sport/fifa-womens-world-cup/2023/0714/1394551-osullivan-scare-for-ireland-as-colombia-game-abandoned/ Denise O'Sullivan scare for Ireland as Colombia game abandoned] RTÉ Sports, 2023-07-14.
• [https://www.rte.ie/sport/fifa-womens-world-cup/2023/0715/1394670-vera-pauw-the-players-feared-for-their-bodies/ Vera Pauw: The players feared for their bodies] RTÉ Sports, 2023-07-14.
• [https://www.rte.ie/sport/fifa-womens-world-cup/2023/0714/1394667-pauw-hopeful-osullivan-will-be-okay-to-face-australia/ Pauw hopeful O'Sullivan will make Australia showdown] RTÉ Sports, 2023-07-15.
• [https://www.eltiempo.com/deportes/futbol-internacional/daniela-caracas-de-seleccion-colombia-insulta-a-jugadoras-de-irlanda-786486 Jugadora de Colombia aviva la polémica con Irlanda: 'Son unas nenas, coman mier...'] (in Spanish) El Tiempo, 2023-07-14.

: The women's national football team made their World Cup debut in Australia.

• 20 July – Australia 1–0 Ireland (Sydney).[https://www.rte.ie/sport/soccer/2023/0720/1395528-ireland-pay-the-penalty-as-matildas-edge-sydney-battle/ Ireland pay the penalty as Matildas edge Sydney battle] RTÉ Sport, 2023-07-20.
• 26 July – Canada 2–1 Ireland (Perth). Ireland eliminated.[https://www.rte.ie/sport/fifa-womens-world-cup/2023/0726/1396580-irelands-world-cup-dreams-shattered-by-canada-in-perth/ Ireland's World Cup dreams shattered by Canada in Perth] RTÉ Sport, 2023-07-26.
• 31 July – Ireland 0–0 Nigeria (Brisbane).[https://www.rte.ie/sport/fifa-womens-world-cup/2023/0731/1397360-ireland-sign-off-down-under-with-draw-against-nigeria/ Ireland sign off Down Under with draw against Nigeria] RTÉ Sport, 2023-07-31.

• 23 September – Ireland 3–0 Northern Ireland.[https://www.rte.ie/sport/soccer/2023/0923/1406894-ireland-begin-life-after-pauw-with-victory-at-aviva/ Ireland begin life after Vera Pauw with victory at Aviva] RTÉ Sports, 2023-09-23.
• 26 September – Hungary 0–4 Ireland.[https://www.rte.ie/sport/soccer/2023/0926/1407431-osullivan-orchestrated-ireland-breeze-past-hungary/ O'Sullivan-orchestrated Ireland breeze past Hungary] RTÉ Sports, 2023-09-26.
• 27 October – Ireland 5–1 Albania.[https://www.rte.ie/sport/soccer/2023/1027/1413348-magnificent-katie-mccabe-puts-albania-to-the-sword/ Magnificent Katie McCabe puts Albania to the sword] RTÉ Sport, 2023-10-27.
• 31 October – Albania 0–1 Ireland.[https://www.rte.ie/sport/soccer/2023/1031/1413883-osullivan-snatches-victory-in-rain-soaked-albania/ Ireland rain supreme to earn Nations League promotion] RTÉ Sport, 2023-10-31.
• 1 December – Ireland 1–0 Hungary.[https://www.rte.ie/sport/soccer/2023/1201/1419616-ireland-get-rub-of-green-to-edge-past-battling-hungary/ Ireland get rub of green to edge past battling Hungary] RTÉ Sport, 2023-12-01.
• 5 December – Northern Ireland 1–6 Ireland.[https://www.rte.ie/sport/soccer/2023/1205/1420239-ireland-hammer-north-to-end-nations-league-in-style/ Girls in Green hammer Northern Ireland to end Nations League in style] RTÉ Sport, 2023-12-05.

• 23 July – Defending champions Limerick defeated Kilkenny by 0–30 to 2–15 to claim their four-in-a-row in the All-Ireland SHC final.{{cite news|url=https://www.rte.ie/sport/hurling/2023/0723/1396051-limericks-leaders-rally-to-roar-past-cats/|title=Leaders drive Limerick past Kilkenny to four in a row|publisher=RTÉ News|first=Eoin|last=Ryan|date=23 July 2023|accessdate=23 July 2023}}

• 30 July – Dublin won their 31st All-Ireland football title after a 1–15 to 1–13 win against defending champions Kerry in the All-Ireland SFC final.{{cite news|url=https://www.independent.ie/sport/gaelic-games/gaelic-football/dublin-are-all-ireland-champions-again-following-enthralling-victory-over-kerry-at-croke-park/a1835761004.html|title=Dublin are All-Ireland champions again following enthralling victory over Kerry at Croke Park|publisher=Irish Independent|first=Dermot|last=Crowe|date=30 July 2023|accessdate=30 July 2023}}

• 4 February – Wales 10–34 Ireland
• 11 February – Ireland 32–19 France
• 25 February – Italy 20–34 Ireland
• 12 March – Scotland 7–22 Ireland
• 18 March – Ireland won the Grand Slam, after a 29–16 victory over England at the Aviva Stadium.{{cite news|url=https://independent.ie/sport/rugby/six-nations/its-the-best-country-you-can-play-for-we-are-so-proud-to-be-irish-emotional-johnny-sexton-on-grand-slam-triumph-42393553.html|title='It's the best country you can play for. We are so proud to be Irish' – Emotional Johnny Sexton on Grand Slam triumph|publisher=Irish Independent|first=Dylan|last=O'Connell|date=18 March 2023|accessdate=18 March 2023}}

• 5 August – Ireland 33–17 Italy (Dublin).[https://www.rte.ie/sport/rugby-world-cup/2023/0805/1398362-injury-scare-for-conan-as-ireland-ease-past-italy/ Injury scare for Jack Conan as Ireland ease past Italy] RTÉ Sport, 2023-08-05.
• 19 August – Ireland 29–10 England (Dublin).[https://www.rte.ie/sport/rugby/2023/0819/1400561-earls-marks-milestone-with-try-in-routine-ireland-win/ Earls marks milestone with try in routine Ireland win over England] RTÉ Sport, 2023-08-19.
• 26 August – Ireland 17–13 Samoa (Bayonne).[https://www.rte.ie/sport/rugby/2023/0826/1401813-ireland-struggle-past-samoa-in-final-rwc-warm-up/ Ireland struggle past Samoa in final RWC warm-up] RTÉ Sport, 2023-08-26.

• 9 September – Ireland 82–8 Romania, Nouveau Stade de Bordeaux, Bordeaux.[https://www.rte.ie/sport/rugby-world-cup/2023/0909/1404370-no-complacency-as-ireland-rack-up-big-win-v-romania/ No complacency as Ireland rack up World Cup record win over Romania] RTÉ Sport, 2023-09-09.
• 16 September – Ireland 59–16 Tonga, Stade de la Beaujoire, Nantes.[https://www.rte.ie/sport/rugby-world-cup/2023/0916/1405673-ireland-59-16-tonga/ Johnny Sexton breaks record as Ireland hammer Tonga] RTÉ Sport, 2023-09-16.
• 23 September – South Africa 8–13 Ireland, Stade de France, Saint-Denis.[https://www.rte.ie/sport/rugby-world-cup/2023/0923/1406891-ireland-13-8-south-africa/ Courageous Ireland get better of Springboks after titanic tussle] RTÉ Sport, 2023-09-23.
• 7 October – Ireland 36–14 Scotland, Saint-Denis.[https://www.rte.ie/sport/rugby-world-cup/2023/1007/1409510-ireland-hammer-scotland-to-set-up-new-zealand-qf/ Ireland hammer Scotland to set up Rugby World Cup quarter-final against New Zealand] RTÉ Sport, 2023-10-07.
• 14 October – Ireland 24–28 New Zealand. Ireland were eliminated by New Zealand in the quarter final.[https://www.rte.ie/sport/rugby-world-cup/2023/1014/1410872-irelands-rwc-dreams-ended-by-clinical-new-zealand/ Ireland's RWC dreams ended by clinical New Zealand] RTÉ Sport, 2023-10-14.

File:Micheál Mac Gréil SJ - 02.jpg]]

• 9 January – Séamus Begley, 73, traditional musician and singer.{{cite news|url=https://www.irishexaminer.com/lifestyle/artsandculture/arid-41044790.html|title=Renowned trad musician Séamus Begley dies age 73|publisher=Irish Examiner| date=10 January 2023|access-date=10 January 2023}}
• 16 January
• Carrie Acheson, 88, politician, TD (1981–1982).{{cite web |last=Ryan |first=Sean |date=16 January 2023 |title=Tributes paid after death of former Tipperary TD Carrie Acheson |url=https://www.irishexaminer.com/news/politics/arid-41049905.html |access-date=16 January 2023 |website=Irish Examiner |language=en}}
• Joe Martin, 91, footballer (Dundalk, League of Ireland XI).{{cite web |last=|first=|date=17 January 2023 |title=Dundalk goalscoring great Joe Martin dies aged 91

|url=https://www.rte.ie/sport/soccer/2023/0116/1349084-dundalk-goalscoring-great-joe-martin-dies-aged-91/ |access-date=29 January 2023 |website=RTÉ Sport|language=en}}

• 18 January – John L. Murray, 79, jurist, chief justice (2004–2011), judge of the Supreme Court (1999–2015) and the ECJ (1992–1999).{{cite web |last=Carolan|first=Mary|date=18 January 2023 |title=Former chief justice John Murray dies aged 79|url=https://www.irishtimes.com/crime-law/courts/2023/01/18/former-chief-justice-john-murray-dies-aged-79/|access-date=20 January 2023 |website=Irish Timss|language=en}}
• 19 January
• Bertie Cunningham, 83, Gaelic footballer (Ballivor, Meath senior team).{{cite web |last= Keys |first= Colm|date=20 January 2023 |title=Meath All-Ireland winner Bertie Cunningham passes away|url=https://www.independent.ie/sport/gaelic-games/gaelic-football/meath-all-ireland-winner-bertie-cunningham-passes-away-42302011.html|access-date=20 January 2023 |website=Irish Independent|language=en}}
• Peter Thomas, 78, footballer (Waterford, Galway United, national team).{{cite web |last= |first= |date=19 January 2023 |title=Irish football mourns loss of Waterford legend and former international Peter Thomas|url=https://www.independent.ie/sport/soccer/international-soccer/irish-football-mourns-loss-of-waterford-legend-and-former-international-peter-thomas-42300151.html|access-date=21 January 2023 |website=Irish Independent|language=en}} Born in England.
• 20 January – Pierce Higgins, 45, hurler (Tooreen, Ballyhaunis, Mayo senior team), motor neuron disease.{{cite web |last= Roche |first= Frank |date=20 January 2023 |title=Mayo GAA in mourning at passing of former county hurler Pierce Higgins |url=https://www.independent.ie/sport/gaelic-games/mayo-gaa-in-mourning-at-passing-of-former-county-hurler-pierce-higgins-42303762.html|access-date=20 January 2023 |website=Irish Independent|language=en}}
• 21 January – Micheál Mac Gréil, 91, Jesuit priest, sociologist and writer.{{cite web |last= |first= |date=21 January 2023 |title=Sociologist Fr Mícheál MacGréil dies in Co Mayo|url=https://www.irishtimes.com/ireland/education/2023/01/21/sociologist-fr-micheal-macgreil-dies-in-co-mayo/|access-date=21 January 2023 |website=Irish Times|language=en}}
• 30 January – Eddie Spence, 97, Gaelic footballer (Belfast O'Connell's, Antrim senior team).{{cite news|url=https://www.irishnews.com/sport/gaafootball/2023/02/02/news/eddie_spence-3030750/|title=Eddie Spence, last survivor of Antrim 1946 football team, passes away|publisher=The Irish News|date=1 February 2023|access-date=7 February 2023|first=|last=}} Born in Northern Ireland.
• 31 January – Donie Hanlon, 85, Gaelic footballer (Gracefield, Offaly senior team).{{cite web |last= Roche |first= Frank |date=1 February 2023 |title=Offaly GAA mourns passing of Donie Hanlon, skipper of Faithful County's maiden Leinster SFC title win|url=https://www.independent.ie/sport/gaelic-games/offaly-gaa-mourns-passing-of-donie-hanlon-skipper-of-faithful-countys-maiden-leinster-sfc-title-win-42323812.html|access-date=2 February 2023 |website=Irish Independent|language=en}}

File:Niamh Bhreathnach.jpg]]

File:MickBurnsTrophy.jpg]]

• 1 February – Billy Galligan, 86, hurler (Charleville, Blackrock, Claughaun, Avondhu, Cork senior team).{{cite news|url=https://www.limerickleader.ie/news/home/1028580/tributes-paid-to-a-true-legend-of-limerick-gaa-club.html|title=Tributes paid to a 'true legend' of Limerick GAA club|publisher=Limerick Live| date=4 February 2023|access-date=5 February 2023}}
• 6 February – Niamh Bhreathnach, 77, politician, TD (1992–1997), Minister for Education (1993–1994 and 1994–1997).{{cite news|url=https://www.independent.ie/irish-news/politics/niamh-bhreathnach-education-minister-who-abolished-third-level-college-fees-dies-aged-77-42329721.html|title=Niamh Bhreathnach, education minister who abolished third level college fees, dies aged 77|publisher=Irish Independent| date=6 February 2023|access-date=6 February 2023}}
• 7 February – Richard Kell, 95, poet, composer and teacher.{{cite news|url=https://www.theguardian.com/books/2023/feb/07/richard-kell-obituary|title=Richard Kell obituary|work=The Guardian| date=6 February 2023|access-date=7 February 2023}}
• 11 February – Séamus Ryan, hurler (Cappamore, Limerick senior team).{{cite news|url=https://limerickgaa.ie/weve-lost-a-saint-parish-mourns-death-of-priest-and-limerick-hurler/|title='We've lost a saint': Parish mourns death of priest and Limerick hurler|work=Limerick GAA website| date=11 February 2023|access-date=12 February 2023}}
• 12 February
• James Flynn, 57, film and television producer (Vikings, The Last Duel, The Banshees of Inisherin).{{cite news|url=https://www.irishtimes.com/culture/film/2023/02/12/renowned-irish-film-producer-james-flynn-dies-aged-57/|title=James Flynn, co-producer of The Banshees of Inisherin, dies aged 57|work=Irish Times| date=12 February 2023|access-date=12 February 2023}}
• Theo Dunne, 85, footballer (Shelbourne) and manager (UCD).{{cite news|url=https://www.independent.ie/sport/soccer/irish-football-in-mourning-following-the-death-of-theo-dunne-42339403.html|title=Irish football in mourning following the death of Theo Dunne|work=Irish Independent| date=13 February 2023|access-date=13 February 2023}}
• 13 February – Deirdre Purcell, 77, actress, journalist, broadcaster and author.{{cite news|url=https://www.independent.ie/irish-news/deirdre-purcell-the-author-still-full-of-schemes-and-dreams-dies-suddenly-42340097.html|title=Deirdre Purcell, the author still 'full of schemes and dreams', dies suddenly|work=Irish Independent| date=13 February 2023|access-date=13 February 2023}}
• 18 February – David G. O'Connell, 69, Roman Catholic prelate, Auxiliary Bishop of Los Angeles (2015–2023).{{cite news|url=https://angelusnews.com/local/la-catholics/bishop-oconnell-dies/|title=LA's 'peacemaker' Bishop David O'Connell dead at 69|work=Angleus News| date=18 February 2023|access-date=18 February 2023}}
• 22 February
• Mick Burns, 85, hurler (Nenagh Éire Óg, Tipperary senior team, Munster).{{cite news|url=https://www.independent.ie/sport/gaelic-games/hurling/premier-county-mourns-the-loss-of-legendary-defender-mick-burns-42355680.html|title=Premier County mourns the loss of legendary defender Mick Burns|publisher=Irish Independent| date=23 February 2023|access-date=23 February 2023}}
• Dermot Kelly, 90, hurler (Claughaun, Limerick senior team, Munster).{{cite news|url=https://www.the42.ie/dermot-kelly-6004462-Mar2023/|title=Dermot Kelly: Father, husband, songwriter, poet, bank manager and hurling hero|publisher=The 42| date=1 March 2023|access-date=1 March 2023}}
• 24 February – Tom Tierney, 46, rugby union player (Garryowen, Munster, Leicester, national team) and coach (women's national team).{{cite news|url=https://www.independent.ie/sport/rugby/former-ireland-international-tom-tierney-who-coached-irish-womens-team-dies-aged-46-42357909.html|title=Former Ireland international Tom Tierney, who coached Irish women's team, dies aged 46|publisher=Irish Independent| date=24 February 2023|access-date=24 February 2023}}
• 26 February
• Tony O'Donoghue, 86, athlete and broadcaster.{{cite news|url=https://www.independent.ie/sport/other-sports/athletics/eamonn-coghlan-leads-tributes-following-death-of-former-athletics-commentator-tony-odonoghue-42361146.html|title=Eamonn Coghlan leads tributes following death of former athletics commentator Tony O'Donoghue|publisher=Irish Independent| date=27 February 2023|access-date=27 February 2023}}
• Kieron Wood, 73, barrister, journalist and writer.{{cite news|url=https://www.independent.ie/irish-news/obituary-kieron-wood-author-barrister-and-former-rte-legal-affairs-correspondent-42370076.html|title=Obituary: Kieron Wood, author, barrister and former RTÉ legal affairs correspondente|publisher=Irish Independent| date=5 March 2023|access-date=5 March 2023}}
• 28 February
• Brian O'Brien, 83, rugby union player (Shannon, Munster, national team) and manager (Shannon, Munster, national team).{{cite web|url=https://www.irishtimes.com/sport/rugby/2023/02/28/former-ireland-international-player-and-team-manager-brian-obrien-dies-aged-83/|title=Former Ireland international player and team manager Brian O'Brien dies, aged 83|accessdate=28 February 2023|date=28 February 2023|publisher=Irish Times}}
• Jimmy Hatton, 88, Gaelic footballer and hurler (Kilcoole, Wicklow senior teams) and referee.{{cite web|url=https://www.independent.ie/sport/gaelic-games/gaelic-football/legendary-all-ireland-final-referee-jimmy-hatton-dies-at-88-42364801.html|title=Legendary All-Ireland final referee Jimmy Hatton dies at 88|accessdate=1 March 2023|date=1 March 2023|publisher=Irish Independent}}

File:Rita O'Hare 2014.jpg]]

• 2 March – Bertie O'Brien, 71, Gaelic footballer and hurler (St. Finbarr's, Cork senior teams).{{cite news|url=https://www.irishexaminer.com/sport/arid-41084602.html|title=St Finbarr's mourning club stalwart Bertie O'Brien |publisher=Irish Examiner| date=3 March 2023|access-date=12 March 2023}}
• 3 March
• Camille Souter, 93, artist.{{cite news|url=https://www.rte.ie/news/ireland/2023/0303/1360163-camile-souter/|title=Irish artist and painter Camille Souter dies, aged 93|publisher=RTÉ Sport| date=3 March 2023|access-date=3 March 2023}}
• Rita O'Hare, 80, Republican activist.{{cite news|url=https://www.independent.ie/irish-news/politics/veteran-republican-rita-ohare-has-died-sinn-fein-announces-42369743.html|title=Veteran republican Rita O'Hare has died, Sinn Féin announces|publisher=Irish Independent| date=4 March 2023|access-date=4 March 2023}}
• 5 March – Maurice Scully, 70, poet.{{cite news|url=https://www.irishtimes.com/culture/books/2023/03/06/maurice-scully-a-true-original-in-the-world-of-irish-poetry-has-died/|title=Maurice Scully, 'a true original in the world of Irish poetry', has died|publisher=Irish Times| date=6 March 2023|access-date=7 March 2023}}
• 10 March – Niall Brophy, 87, rugby union player (Leinster, national team, Lions).{{cite news|url=https://www.independent.ie/sport/rugby/former-irish-rugby-international-and-lion-niall-brophy-passes-on-42380175.html|title=Former Irish rugby international and Lion Niall Brophy passes on|publisher=Irish Independent| date=10 March 2023|access-date=11 March 2023}}
• 12 March – Liam Kearns, 61, Gaelic footballer (Austin Stacks, Kerry senior team) and manager (Limerick, Laois, Tipperary, Offaly).{{cite news|url=https://www.irishexaminer.com/sport/gaa/arid-41091631.html|title=GAA in shock as sudden death of Offaly manager Liam Kearns is confirmed|publisher=Irish Examiner| date=12 March 2023|access-date=12 March 2023}}
• 13 March – Tom Ryan, 81, hurler (Killenaule, Éire Óg, James Stephens, Tipperary senior team).{{cite news|url=https://www.tipperarylive.ie/news/home/1065465/rip-tipperary-hurling-legend-and-all-ireland-winner-tom-ryan-of-killenaule-passes-away.html|title=RIP: Tipperary hurling legend and All-Ireland winner Tom Ryan of Killenaule passes away|publisher=Tipperary Live| date=20 March 2023|access-date=20 March 2023}}
• 22 March – Marcus Wilson, 91, Gaelic footballer (St. Vincent's, Dublin senior teams).{{cite news|url=https://www.irishtimes.com/sport/gaelic-games/2023/03/24/former-all-ireland-winning-full-back-marcus-wilson-dies-aged-91/|title=Former All-Ireland winning full back Marcus Wilson dies aged 91|publisher=Irish Times| date=24 March 2023|access-date=24 March 2023}}
• 25 March – Ger Glavin, 66, hurler (Midleton) and Gaelic footballer (Ballincollig, Imokilly, Cork senior team).{{cite news|url=https://www.echolive.ie/corksport/arid-41101999.html|title=Midleton and Ballincollig GAA clubs grieve the loss of Ger Glavin|publisher=Echo Live| date=26 March 2023|access-date=26 March 2023}}
• 28 March – Jimmy Gray, 93, Gaelic footballer and hurler (Na Fianna, Dublin senior teams).{{cite news|url=https://www.independent.ie/sport/gaelic-games/jimmy-gray-the-man-who-made-kevin-heffernan-dublin-manager-passes-away-aged-93-42409092.html|title=Jimmy Gray, the man who made Kevin Heffernan Dublin manager, passes away aged 93|publisher=Irish Independent| date=29 March 2023|access-date=29 March 2023}}
• 31 March – Harry Cassidy, 92, Gaelic footballer and manager (Bellaghy, Derry senior team).{{cite news|url=https://www.hoganstand.com/Article/Index/327204|title=Death of Bellaghy GAA icon Harry Cassidy|publisher=Hogan Stand| date=3 April 2023|access-date=3 April 2023}} Born in Northern Ireland.

File:Hyundai vinner Rally Sweden 4 (cropped 3).jpg]]

• 6 April – Jim McKeever, 92, Gaelic footballer (Ballymaguigan, Newbridge, Derry senior team, Ulster).{{cite news|url=https://www.irishnews.com/sport/2023/04/06/news/derry_gaa_great_jim_keever_dies_aged_92-3191000/|title=Derry GAA great Jim McKeever dies aged 92|publisher=The Irish News| date=6 April 2023|access-date=6 April 2023}} Born in Northern Ireland.
• 10 April
• John Joe Walsh, 82, Gaelic footballer (St Laurence's, Kildare senior team) and selector (Kildare).{{cite news|url=https://www.independent.ie/sport/gaelic-games/gaelic-football/kildare-gaa-in-mourning-following-the-death-of-john-joe-walsh-42428042.html|title=Kildare GAA in mourning following the death of John Joe Walsh|publisher=Irish Independent| date=11 April 2023|access-date=12 April 2023}}
• Pat Magner, 82, politician, Senator (1982–1982, 1983–1987 and 1993–1997).{{cite news|url=https://www.echolive.ie/corknews/arid-41115001.html|title=Tributes paid following death of former Senator Pat Magner|publisher=Echo Live| date=12 April 2023|access-date=14 April 2023}}
• 12 April – Senan Louis O'Donnell, 96, Roman Catholic prelate, bishop of Maiduguri (1993–2003).{{Cite web|url=http://www.catholic-hierarchy.org/bishop/bodons.html|title=Bishop Senan Louis O'Donnell [Catholic-Hierarchy]|website=www.catholic-hierarchy.org|accessdate=7 September 2023}}
• 13 April – Craig Breen, 33, rally driver, car crash.{{cite news|url=https://www.independent.ie/sport/other-sports/motor-sport/irish-rally-driver-craig-breen-33-killed-in-crash-during-test-ahead-of-croatia-rally-42431328.html|title=Irish rally driver Craig Breen (33) killed in crash during test ahead of Croatia Rally|publisher=Irish Independent| date=13 April 2023|access-date=13 April 2023}}
• 14 April – Mark Sheehan, 46, singer-songwriter, guitarist and producer.{{cite news|url=https://www.rte.ie/entertainment/2023/0414/1377068-the-scripts-mark-sheehan-has-died-at-the-age-of-46/|title=The Script's Mark Sheehan has died at the age of 46|publisher=RTÉ Sport| date=14 April 2023|access-date=14 April 2023}}
• 18 April – Colm Murphy, 70, Irish republican and convicted arms trafficker (Omagh bombing), degenerative lung disease.{{cite news|url=https://www.irishtimes.com/crime-law/2023/04/18/man-found-liable-for-omagh-bombing-colm-murphy-has-died/|title=Man found liable for Omagh bombing, Colm Murphy, has died|publisher=Irish Times| date=18 April 2023|access-date=19 April 2023}}
• 22 April
• Mick Loftus, 93, Gaelic footballer (Mayo senior team), referee and GAA president.{{cite news|url=https://www.rte.ie/news/2023/0422/1378560-former-gaa-president-dr-michael-loftus-dies-aged-93/|title=Former GAA President Dr Michael Loftus dies aged 93|publisher=RTÉ News|first=Teresa|last=Mannion|date=22 April 2023|accessdate=22 April 2023}}
• Hugh Byrne, 83, politician, TD (1969–1982).{{cite news|url=https://www.irishtimes.com/politics/2023/04/24/former-fine-gael-td-hugh-byrne-dies/|title=Former Fine Gael TD Hugh Byrne dies|newspaper=The Irish Times|date=22 April 2023|access-date=25 April 2023}}
• 28 April – Johnny Fean, 71, guitarist (Horslips).{{cite news|url=https://www.independent.ie/irish-news/legendary-horslips-guitarist-johnny-fean-dies-at-the-age-of-71/a2109257816.html|title=Legendary Horslips guitarist Johnny Fean dies at the age of 71|publisher=Irish Independent| date=28 April 2023|access-date=29 April 2023}}

File:Derek Keating 2014 (cropped).jpg]]

File:Seán Keane 2010.jpg]]

• 1 May – Brendan Walsh, 50, hurler (Killeagh, Imokilly, Cork senior team).{{cite news|url=https://rip.ie/death-notice/brendan-walsh-killeagh-cork/534475|title=The death has occurred of BRENDAN WALSH|publisher=rip.ie| date=1 May 2023|access-date=3 May 2023}}
• 6 May
• Derek Keating, 67, politician, TD (2011–2016).{{cite news|url=https://www.rte.ie/news/politics/2023/0507/1381267-derek-keating/|title=Former Fine Gael TD Derek Keating dies aged 67|last=Meskill|first=Tommy|publisher=RTÉ News|date=7 May 2023|access-date=7 May 2023}}
• Joe Young, 89, Gaelic footballer and hurler (St. Vincent's, Dublin junior team, Galway senior teams).{{cite web |last= Fallon|first= John|date=7 May 2023 |title=Galway football mourns All-Ireland winner Joe Young|url=https://www.irishexaminer.com/sport/gaa/arid-41133685.html|access-date=8 May 2023 |website=Irish Examiner|language=en}}
• 7 May
• Seán Keane, 76, fiddler. (The Chieftains).{{cite news|url=https://www.rte.ie/news/2023/0507/1381270-sean-keane/|title=Chieftains member Seán Keane dies aged 76|publisher=RTÉ News| date=7 May 2023|access-date=7 May 2023}}
• Patrick Joseph McGrath, 77, Roman Catholic prelate, Bishop of San Jose, California (1999–2019).{{cite news|url=https://www.nbcbayarea.com/news/local/retired-san-jose-bishop-patrick-joseph-mcgrath-dies/3223942/#:~:text=The%20Diocese%20of%20San%20Jose,Area%20for%20decades%20has%20died.|title=Retired San Jose Bishop Patrick Joseph McGrath Dies|work=NBC Bay Area News| date=7 May 2023|access-date=8 May 2023}}
• 15 May – Marty Lynch, 59, Gaelic footballer (Newry Mitchels, Newry Bosco, Down senior team).{{cite web |last= Watters|first= Andy|date=15 May 2023 |title=Former Down star Marty Lynch passes away after battle with Motor Neurone Disease|url=https://www.irishnews.com/sport/2023/05/15/news/former_down_star_marty_lynch_passes_away_after_battle_with_motor_neurone_disease-3279428/|access-date=15 May 2023 |website=The Irish News|language=en}} Born in Northern Ireland.
• 19 May – Seán McCormack, 79, Gaelic footballer (Kilmainhamwood, Meath senior team).{{cite web |last= Geoghegan|first= Jimmy|date=19 May 2023 |title=Meath GAA legend Sean McCormack passes away|url=https://www.meathchronicle.ie/2023/05/19/meath-gaa-legend-sean-mccormack-passes-away/|access-date=19 May 2023 |website=Meath Chronicle|language=en}}
• 27 May
• Hugh Callaghan, 93, a member of the Birmingham Six.{{cite news|url=https://www.rte.ie/news/2023/0601/1386999-hugh-callaghan/|title=Hugh Callaghan, one of the Birmingham Six, dies aged 93|last=Kilraine|first=John|publisher=RTÉ News|date=1 June 2023|access-date=1 June 2023}}
• Graham Knuttel, 69, painter and sculptor.{{cite web |last= |first= |date=29 May 2023 |title=Renowned Irish artist Graham Knuttel dies|url=https://www.irishexaminer.com/lifestyle/artsandculture/arid-41150935.html|access-date=29 May 2023 |website=Irish Examiner|language=en}}
• 30 May – Michael Viney, 90, artist, author, journalist and broadcaster.{{cite news|url=https://www.independent.ie/irish-news/writer-artist-and-environmentalist-michael-viney-dies-aged-90/a142307424.html|title=Writer, artist and environmentalist Michael Viney dies aged 90|publisher=Irish Independent| date=30 May 2023|access-date=31 May 2023}}
• 31 May – Peter Harbison, 84, archaeologist.{{cite news|url=https://rip.ie/death-notice/dr.-peter-harbison-blackrock-dublin/537468|title=The death has occurred of Dr. Peter Harbison|publisher=rip.ie| date=1 June 2023|access-date=2 June 2023}}

File:Paul Coghlan, June 2018 (cropped).jpg]]

File:Christydignam.jpg]]

• 1 June – Roy Taylor, singer and bass player.{{cite news|url=https://www.independent.ie/regionals/louth/dundalk-news/tributes-paid-to-eurovision-star-roy-taylor-who-has-died-after-motor-neuron-disease-battle/a1604783152.html|title=Tributes paid to Eurovision star Roy Taylor who has died after Motor Neuron Disease battle|publisher=Irish Independent| date=1 June 2023|access-date=2 June 2023}}
• 3 June – Conor O'Brien, 18th Baron Inchiquin, 79, peer.{{cite news|url=https://www.clareecho.ie/lord-inchiquin-dies-in-dromoland/|title=Lord Inchiquin dies in Dromoland|publisher=Clare Ech| date=5 June 2023|access-date=5 June 2023}} Born in England.
• 6 June – Teddy McCarthy, 57, hurler and Gaelic footballer (Sarsfields, Glanmire, Cork senior teams, Munster).{{cite news|url=https://www.irishexaminer.com/sport/gaa/arid-41156614.html|title=GAA plunged into mourning at sudden passing of Cork legend Teddy McCarthy|publisher=Irish Examiner| date=6 June 2023|access-date=6 June 2023}}
• 8 June – Paul Coghlan, 79, politician, Senator (1997–2020).{{cite news|url=https://www.independent.ie/regionals/kerry/south-kerry-news/former-kerry-senator-paul-coghlan-dies-in-killarney-aged-79/a516092292.html|title=Former Kerry Senator Paul Coghlan dies in Killarney, aged 79|publisher=Irish Independent| date=8 June 2023|access-date=8 June 2023}}
• 11 June – Michael A. Noonan, 82, television writer.{{cite news|url=https://notices.nzherald.co.nz/nz/obituaries/nzherald-nz/name/michael-noonan-obituary?id=52206449|title=Michael Noonan obituary|publisher=New Zealand Herald| date=13 June 2023|access-date=13 June 2023}}
• 13 June – Christy Dignam, 63, singer (Aslan).{{cite news|url=https://www.irishexaminer.com/news/arid-41161477.html#:~:text=%22On%20behalf%20of%20my%20family,%2C%20surrounded%20by%20his%20family.%22|title='A talented singer, great storyteller and amazing person' – Aslan's Christy Dignam dies at age 63|publisher=Irish Examiner| date=13 June 2023|access-date=13 June 2023}}
• 19 June – Jim McCourt, 79, boxer, Olympic bronze medallist (1964).{{cite news|url=https://www.independent.ie/sport/other-sports/boxing/olympic-boxing-bronze-medallist-jim-mccourt-dies-at-the-age-of-79/a1984677227.html|title=Olympic bronze medallist Jim McCourt dies at the age of 79|publisher=Irish Independent| date=21 June 2023|access-date=12 June 2023}} Born in Northern Ireland.
• 21 June – Ronnie Nolan, 89, footballer (Shamrock Rovers, Bohermians, national team).{{cite news|url=https://www.independent.ie/sport/soccer/league-of-ireland/one-of-the-greatest-ever-players-to-have-lined-out-for-shamrock-rovers-hoops-pay-tribute-to-the-late-ronnie-nolan/a2048363700.html|title='One of the greatest ever players to have lined out for Shamrock Rovers' – Hoops pay tribute to the late Ronnie Nolan|publisher=Irish Independent| date=22 June 2023|access-date=22 June 2023}}
• 24 June – S. M. Cyril, 86, educator.{{cite news |title=Sister Cyril, Kolkata Rainbow project pioneer, dies at 86 |url=https://timesofindia.indiatimes.com/city/kolkata/sister-cyril-kol-rainbow-project-pioneer-dies-at-86/articleshow/101249101.cms |access-date=25 June 2023 |work=The Times of India |date=25 June 2023}}
• 28 June – Willie Carrick, 70, footballer (Chelmsford City, Luton Town).{{cite news |title=Ex-Luton and Manchester United keeper Carrick passes away |url=https://www.lutontoday.co.uk/sport/football/luton-town/ex-luton-and-manchester-united-keeper-carrick-passes-away-4201769|access-date=29 June 2023 |work=Luton Today |date=29 June 2023}}

File:Sinead O'Connor (14828633401) (cropped).jpg]]

• 1 July
• Gerard Cott, 83, politician, TD (1969–1973).{{cite news|url=https://rip.ie/death-notice/gerard-cott-cork-ballintotas-522297|title=The death has occurred of GERARD COTT|publisher=rip.ie| date=|access-date=5 July 2023}}
• John O'Grady, 83, hurling referee.{{cite news|url=https://rip.ie/death-notice/john-ogrady-limerick-patrickswell-522271|title=The death has occurred of John O'Grady|publisher=rip.ie| date=1 July 2023|access-date=9 July 2023}}
• 3 July – Greig Oliver, 58, rugby union coach (Munster, national under-20 team).{{cite news|url=https://www.independent.ie/sport/rugby/munster-rugby/an-taoiseach-micheal-martin-leads-tributes-for-munster-rugby-coach-greig-oliver-following-his-tragic-death-in-cape-town/a937053718.html|title=Tánaiste Micheál Martin leads tributes for Munster rugby coach Greig Oliver following his tragic death in Cape Town|publisher=Irish Independent| date=4 July 2023|access-date=4 July 2023}} Born in Scotland.
• 6 July
• Brendan Daly, 83, politician, TD (1973–1992 and 1997–2002), Minister for the Marine (1987–1989), Minister for Social Welfare (1991–1992).{{cite news|url=https://www.rte.ie/news/ireland/2023/0706/1393182-brendan-daly-dies/|title=Former Fianna Fáil TD and minister Brendan Daly dies|publisher=RTÉ News| date=6 July 2023|access-date=6 July 2023}}
• Roly Meates, 85, rugby union player (Dublin University Football Club, Wanderers) and coach (Leinster, national team).{{cite news|url=https://www.rte.ie/sport/rugby/2023/0706/1393198-roly-meates/|title=Former Ireland coach Roly Meates passes away|publisher=RTÉ News| date=7 July 2023|access-date=8 July 2023}}
• 10 July – Ben Briscoe, 89, politician, TD (1965–2002) and Lord Mayor of Dublin (1988–1989).{{cite news |last1=Moloney |first1=Eoghan |title=Former Dublin Lord Mayor Ben Briscoe remembered as 'hard working, committed public representative' |url=https://www.independent.ie/regionals/dublin/dublin-news/former-dublin-lord-mayor-ben-briscoe-remembered-as-hard-working-committed-public-representative/a13651987.html |access-date=11 July 2023 |date=10 July 2023 |newspaper=Irish Independent |location=Dublin |issn=0021-1222 |language=en-ie |archive-date=11 July 2023 |archive-url=https://web.archive.org/web/20230711025754/https://www.independent.ie/regionals/dublin/dublin-news/former-dublin-lord-mayor-ben-briscoe-remembered-as-hard-working-committed-public-representative/a13651987.html |url-status=live }}
• 22 July – Bill Cashin, 85, politician, Senator (1993–1997).{{cite web|url=https://rip.ie/death-notice/william-billy-cashin-cork-kanturk-524317|title=The death has occurred of William (Billy) Cashin|publisher=Rip.ie|date=22 July 2023|access-date=22 July 2023|first=|last=}}
• 26 July – Sinéad O'Connor, 56, singer-songwriter.{{cite news|title=Sinéad O'Connor, acclaimed Dublin singer, dies aged 56|url=https://www.irishtimes.com/culture/music/2023/07/26/sinead-oconnor-acclaimed-dublin-singer-dies-aged-56/|newspaper=The Irish Times|first=Sarah|last=Burns|date=26 July 2023}}
• 28 July – Flor O'Mahony, 77, politician, Senator (1981–1987) and MEP (1983–1984).{{cite web|url=https://www.independent.ie/irish-news/politics/obituary-flor-omahony-former-senator-and-mep-who-was-a-key-figure-in-the-internal-life-of-the-labour-party/a1910790982.html|title=Obituary: Flor O'Mahony, former senator and MEP, who was a key figure in the internal life of the Labour Party|publisher=Irish Independent|date=6 August 2023|access-date=6 August 2023|first=Déaglán|last=de Bréadún}}
• 30 July – Frank Rodgers, 82, Gaelic footballer (Beragh Red Knights, Tyrone senior team) and administrator.{{cite web|url=https://www.irishnews.com/news/northernirelandnews/2023/07/31/news/frank_rodgers-3486953/|title=Tyrone GAA visionary Frank Rodgers dies|publisher=The Irish News|date=31 July 2023|access-date=1 August 2023|first=Connla|last=Young}}
• 31 July – Jimmy Cooney, 68, hurler (Sarsfields, Galway senior team) and referee.{{cite web|url=https://www.independent.ie/sport/gaelic-games/former-galway-hurler-and-referee-jimmy-cooney-passes-away/a2015811514.html|title=Former Galway hurler and referee Jimmy Cooney passes away|publisher=Irish Independent|date=1 August 2023|access-date=1 August 2023|first=Colm|last=Keys}}

• 1 August
• Tony Brien, 54, footballer (Leicester City, Chesterfield, Rotherham United, West Bromwich Albion, Mansfield Town, Chester City, Hull City).{{cite web|url=https://www.derbyshiretimes.co.uk/sport/football/always-smiling-tributes-paid-to-popular-former-chesterfield-rotherham-united-and-hull-city-defender-4240306|title='Always smiling' – tributes paid to popular former Chesterfield, Rotherham United and Hull City defender|publisher=Derbyshire Times|date=2 August 2023|access-date=3 August 2023|first=Liam|last=Norcliffe}}
• John Madigan, 76, hurler (Charleville, Avondhu) and rugby union player (UL Bohemians, Munster).{{cite web|url=https://rip.ie/death-notice/john-madigan-cork-charleville-525280|title=The death has occurred of John Madigan|publisher=rip.ie|date=1 August 2023|access-date=11 August 2023|first=|last=}}
• 4 August – Colin O'Daly, 70, chef.{{cite web|url=https://www.irishtimes.com/ireland/2023/08/06/tributes-paid-to-inspirational-chef-colin-odaly-who-has-died-aged-70/|title=Tributes paid to 'inspirational' chef Colin O'Daly who has died aged 70|publisher=Irish Times|date=6 August 2023|access-date=7 August 2023|first=Emmet|last=Malone}}
• 9 August – Art McRory, 82, Gaelic footballer (Dungannon, Tyrone senior team) and manager (Tyrone minor and senior teams).{{cite web|url=https://www.irishexaminer.com/sport/gaa/arid-41201173.html|title=Former Tyrone manager Art McRory passes away |publisher=Irish Examiner|date=9 August 2023|access-date=9 August 2023|first=Francis|last=Mooney}} Born in Northern Ireland.
• 15 August – Liam McDaid, 78, Roman Catholic prelate.{{cite web|url=https://www.bbc.com/news/uk-northern-ireland-66528231|title=Dr Liam McDaid: Former Bishop of Clogher dies aged 78 |publisher=BBC News|date=17 August 2023|access-date=18 August 2023|first=|last=}}
• 23 August – Chryss Goulandris, 73, businesswoman, horse breeder and wife of Tony O'Reilly.{{cite web|url=https://www.independent.ie/irish-news/tributes-after-chryss-oreilly-horse-breeder-and-wife-of-tony-oreilly-dies-at-73/a462053987.html|title=Tributes after Chryss O'Reilly, horse breeder and wife of Tony O'Reilly, dies at 73|publisher=Irish Independent|date=25 August 2023|access-date=26 August 2023|first=Darragh|last=Nolan}} Born in the United States.

File:Michael Gambon cropped.jpg]]

• 4 September – Mick Molloy, 85, Olympic long-distance runner (1968).{{cite web|url=https://www.galwaybeo.ie/news/ireland-news/legendary-galway-athlete-dies-tributes-8725397|title=Legendary Galway athlete dies as tributes flow for world-record breaker and Olympian|publisher=Galway Beo|date=4 September 2023|access-date=4 September 2023|first=|last=}}
• 6 September – Dermot Keogh, 78, historian and author.{{cite web|url=https://www.irishexaminer.com/news/munster/arid-41221045.html|title=Tributes to 'renowned academic' and 'true gentleman' Professor Dermot Keogh |publisher=Irish Examiner|date=7 September 2023|access-date=7 September 2023|first=Eoin|last=English}}
• 8 September – John Kelly, 78, hurler (Cappawhite, Kilruane MacDonaghs, Tipperary senior team, Munster).{{cite web|url=https://hoganstand.com/Article/Index/329232|title=Tipperary All-Ireland winner John Kelly passes away|publisher=Hogan Stand|date=12 September 2023|access-date=12 September 2023}}
• 19 September
• Jimmy Brohan, 88, hurler (Blackrock, Cork senior team, Munster).{{cite web|url=https://www.irishexaminer.com/sport/gaa/arid-41229556.html|title=Cork GAA mourns the passing of Blackrock legend Jimmy Brohan|publisher=Irish Examiner|date=19 September 2023|access-date=19 September 2023}}
• Brendan Devlin, 92, academic.{{cite web|url=https://www.meathchronicle.ie/2023/09/20/death-of-languages-scholar-monsignor-brendan-devlin/|title=Death of languages scholar, Monsignor Brendan Devlin|publisher=The Meath Chronicle|date=20 September 2023|access-date=21 September 2023}}
• Rónán Mac Aodha Bhuí, 53, broadcaster.{{cite web|url=https://www.independent.ie/irish-news/irish-language-broadcaster-ronan-mac-aodha-bhui-dies-following-cancer-battle/a340307063.html|title=Irish language broadcaster Rónán Mac Aodha Bhuí dies following cancer battle|publisher=Irish Independent|date=19 September 2023|access-date=20 September 2023}}
• 28 September – Michael Gambon, 82, Irish-English actor (Harry Potter, Gosford Park, The King's Speech), pneumonia.{{cite web|title=Harry Potter actor Sir Michael Gambon dies aged 82|url=https://www.bbc.com/news/entertainment-arts-66949848|website=BBC News|date=28 September 2023}}

• 9 October
• Críostóir Ó Floinn, 95, writer.{{Cite web |title=President leads tributes to Limerick author who has died |url=https://www.live95fm.ie/news/live95-news/president-leads-tributes-to-limerick-author-who-has-died/ |access-date=2023-10-10 |website=Limerick's Live 95 |language=en}}
• Hugh Friel, 71, drummer (The Atrix).{{cite news|url=https://www.hotpress.com/music/hughie-friel-of-the-atrix-has-died-22990434|title=Hughie Friel of The Atrix Has Died|publisher=Hot Press|date=10 October 2023|access-date=12 October 2023|first=|last=}}
• 10 October – Dónal O'Neill, 56, Gaelic footballer (Edenderry, Offaly senior team).{{cite news|url=https://hoganstand.com/Article/Index/329554|title=Former Offaly goalkeeper Donal O'Neill passes away|publisher=Hogan Stand|date=11 October 2023|access-date=11 October 2023|first=|last=}}
• 13 October – Hugh Russell, 63, boxer, Olympic bronze medallist (1980).{{cite news|url=https://www.irishtimes.com/ireland/2023/10/13/hugh-russell-63-tributes-paid-after-death-of-award-winning-north-photographer-olympics-boxer/|title=Hugh Russell (63): Tributes paid after death of award-winning Irish News photographer, Olympics boxer|publisher=Irish Times|date=13 October 2023|access-date=13 October 2023|first=|last=}}
• 15 October – Gerry Ryan, 68, footballer (Bohemians, Derby County, Brighton, national team).{{cite news|url=https://www.independent.ie/sport/soccer/international-soccer/tributes-paid-to-former-ireland-international-gerry-ryan-68-after-he-passes-away/a1699107165.html|title=Tributes paid to former Ireland international Gerry Ryan, 68, after he passes away|publisher=Irish Independent|date=15 October 2023|access-date=18 October 2023|first=|last=}}
• 17 October – Paul Reynolds, 50, cricket umpire.{{cite news|url=https://www.irishtimes.com/sport/2023/10/18/irish-international-cricket-umpire-paul-reynolds-dies-after-long-illness/|title=Irish international cricket umpire Paul Reynolds dies after long illness|publisher=Irish Times|date=18 October 2023|access-date=19 October 2023|first=|last=}}
• 29 October – Jimmy Duggan, 93, hurler (Liam Mellows, Galway senior team, Connacht).{{cite news|url=https://www.independent.ie/sport/gaelic-games/hurling/galway-hurling-legend-jimmy-duggan-has-died-aged-93/a2044395243.html|title=Galway hurling legend Jimmy Duggan has died, aged 93|publisher=Irish Independent|date=30 October 2023|access-date=30 October 2023|first=|last=}}
• 31 October – Séamus Leydon, 81, Gaelic footballer (Dunmore MacHales, Nemo Rangers, Galway senior team, Connacht).{{cite news|url=https://www.irishexaminer.com/sport/gaa/arid-41260315.htmla2044395243.html|title=Former Galway and Nemo Rangers stalwart Seamus Leydon passes away |publisher=Irish Examiner|date=1 November 2023|access-date=2 November 2023|first=|last=}}

File:Shane-MacGowan.jpg]]

• 5 November – Ross McDonnell, 44, director, cinematographer and photographer.{{Cite web|url=https://www.irishtimes.com/obituaries/2023/12/02/ross-mcdonnell-obituary-gifted-filmmaker-who-saw-the-world-through-a-lens/|title=Ross McDonnell obituary: Gifted filmmaker who saw the world through a lens|first=|last=|date=2 December 2023|website=Irish Times|accessdate=3 December 2023}}
• 7 November – Dean Byrne, 39, professional boxer.{{Cite web|url=https://www.dublinlive.ie/news/dublin-news/funeral-details-announced-crumlin-boxer-28087693|title=Funeral details for Crumlin boxer Dean Byrne with club closed as mark of respect|first=Kim|last=O'Leary|date=11 November 2023|website=Dublin Live|accessdate=17 November 2023}}
• 10 November – Miah Dennehy, 73, footballer (Walsall, Bristol Rovers, national team).{{cite news|url=https://www.irishexaminer.com/sport/soccer/arid-41266951.html|title=Cork football mourns legendary Miah Dennehy|publisher=Irish Examiner|date=10 November 2023|access-date=10 November 2023|first=|last=}}
• 11 November – Louis Belton, 79, politician, TD (1989–1992 and 1997–2002) and Senator (1993–1997).{{cite news|url=https://www.rte.ie/news/regional/2023/1111/1416019-louis-j-belton/|title=Former Fine Gael TD Louis J Belton dies aged 79|publisher=RTÉ News| date=11 November 2023|access-date=13 November 2023}}
• 12 November – Anna Scher, 78, British-Irish drama school founder.{{Cite news|url=https://www.theguardian.com/stage/2023/nov/12/tributes-paid-to-wonderful-drama-teacher-anna-scher-who-has-died-at-78|title=Tributes paid to 'wonderful' drama teacher Anna Scher, who has died at 78|first=Amy|last=Sedghi|date=12 November 2023|accessdate=17 November 2023|newspaper=The Guardian}}
• 17 November – Seóirse Bodley, 90, composer.{{cite news|url=https://www.irishtimes.com/culture/music/2023/11/17/celebrated-irish-composer-seoirse-bodley-dies-aged-90/|title=Celebrated Irish composer Seóirse Bodley dies aged 90|publisher=Irish Times| date=17 November 2023|access-date=19 November 2023|first=Mark|last=Hilliard}}
• 18 November
• Ben Dunne, 74, businessman.{{Cite web|url=https://www.independent.ie/irish-news/businessman-ben-dunne-dies-at-age-of-74/a6855705.html|title=Businessman Ben Dunne dies at age of 74|first=Maeve|last=McTaggart|date=18 November 2023|accessdate=19 November 2023|via=Irish Independent}}
• Anthony Farquhar, 83, Roman Catholic prelate, Auxiliary Bishop of Down and Connor (1983–2015).{{Cite web|url=https://www.belfasttelegraph.co.uk/news/northern-ireland/tributes-to-belfast-bishop-who-helped-republics-boys-in-green-meet-pope-at-italia-90/a337205367.html|title=Tributes to Belfast bishop who helped Republic's 'Boys in Green' meet Pope at Italia 90|first=Adrian|last=Rutherford|date=18 November 2023|publisher=Belfast Telegraph|accessdate=19 November 2023}}
• 20 November – Frankie Connolly, 78, footballer (Cork Hibernians, Cork Alberts).{{cite news|url=https://www.echolive.ie/corksport/arid-41273533.html|title=Soccer fans mourn loss of Cork Hibs and Ringmahon's Frankie Connolly|publisher=Echo Live|date=20 November 2023|access-date=22 November 2023|first=|last=}}
• 26 November – Tras Honan, 93, politician, Senator (1977–1992) and Cathaoirleach (1982–1983 and 1987–1989).{{cite news|url=https://www.independent.ie/irish-news/president-higgins-pays-tribute-following-death-of-former-seanad-cathaoirleach-tras-honan-aged-93/a607684262.html|title=President Higgins pays tribute following death of former Seanad Cathaoirleach Tras Honan aged 93|publisher=Irish Independent| date=26 November 2023|access-date=27 November 2023}}
• 30 November – Shane MacGowan, 65, singer-songwriter (The Pogues).{{cite news|title=Shane MacGowan, The Pogues frontman and singer-songwriter, dies aged 65|url=https://www.irishtimes.com/culture/music/2023/11/30/shane-macgowan-fairytale-of-new-york-singer-dies-aged-65/|newspaper=The Irish Times|date=30 November 2023}}

File:Jonathan Irwin (1986).jpg]]

File:Bishop Patrick Walsh.jpg]]

• 2 December – Neville Callaghan, 77, racehorse trainer.{{cite news|url=https://www.racingpost.com/news/britain/he-was-a-rascal-but-everyone-loved-him-former-trainer-neville-callaghan-dies-aged-77-aamsS1F7wEUI/|title='He was a rascal but everyone loved him' - former trainer Neville Callaghan dies aged 77|publisher=Racing Post|date=4 December 2023|access-date=7 December 2023|first=|last=}}
• 5 December – Rosemary Smith, 86, rally driver.{{cite news|url=https://www.irishexaminer.com/lifestyle/people/arid-41284504.html|title='I want a pink wickerwork casket' — Rosemary Smith planned her funeral details |publisher=Irish Examiner|date=6 December 2023|access-date=7 December 2023|first=|last=}}
• 7 December – Thomas Kilroy, 89, playwright and novelist.{{cite news|url=https://www.independent.ie/irish-news/tributes-paid-to-renowned-playwright-thomas-kilroy-following-death-aged-89/a773849841.html|title=Tributes paid to renowned playwright Thomas Kilroy following death aged 89|publisher=Irish Independent|date=11 December 2023|access-date=11 December 2023|first=|last=}}
• 10 December
• Jonathan Irwin, 82, blood stock agent, auctioneer, stud owner, publisher and founder of the Jack and Jill Foundation.{{cite news|url=https://www.independent.ie/irish-news/jonathan-irwin-former-goffs-md-and-founder-of-jack-and-jill-foundation-dies-after-short-illness/a2048052171.html|title=Jonathan Irwin, former Goffs MD and founder of Jack and Jill Foundation, dies after short illness |publisher=Irish Independent|date=10 December 2023|access-date=10 December 2023|first=|last=}}
• Syd Millar, 89, rugby union player (Ballymena, national team), coach (British & Irish Lions) and International Rugby Board chairman (2003–2007).{{cite news|url=https://www.independent.ie/sport/rugby/irish-rugby-legend-syd-millar-dies-at-the-age-of-89/a69483644.html|title=Irish rugby legend Syd Millar dies at the age of 89|publisher=Irish Independent|date=10 December 2023|access-date=10 December 2023|first=|last=}} Born in Northern Ireland.
• Bill McCarthy, 87, hurler (St Brendan's, Ardfert, Kerry junior team, Munster).{{cite web|url=https://rip.ie/death-notice/william-bill-mccarthy-kerry-ardfert-538954|title=The death has occurred of William (Bill) McCarthy|publisher=rip.ie|date=10 December 2023|access-date=5 January 2024|first=|last=}}
• 11 December – Frank Twomey, 68, children's television entertainer and comedian (Bosco, Bull Island).{{Cite web|url=https://www.irishexaminer.com/lifestyle/artsandculture/arid-41287807.html |title=Frank Twomey: Cork theatre stalwart and former Bosco presenter has died |first1=Mike |last1=McGrath-Bryan |first2=Eoin |last2=English |date=11 December 2023 |website=Irish Examiner |accessdate=11 December 2023}}[https://rip.ie/death-notice/frank-twomey-cork-cork-city-539051 The death has occurred of Frank Twomey] RIP.ie, 2023-12-12.
• 16 December – Joseph Finnegan, 81, judge.{{Cite news|url=https://www.irishtimes.com/ireland/2023/12/16/former-president-of-the-high-court-joseph-finnegan-dies-aged-81/ |title=Former president of the High Court Joseph Finnegan dies aged 81 |newspaper=The Irish Times |accessdate=16 December 2023}}
• 17 December – Maureen Flavin Sweeney, 100, postmistress and formerly a weather forecaster notable for advising on the D-Day landings.{{cite news|url=https://www.irishexaminer.com/news/arid-41292409.html|title=Met Éireann pays tribute to Irish woman whose forecast saved 1944 D-Day landings|publisher=Irish Examiner|date=18 December 2023|access-date=18 December 2023|first=|last=}}
• 20 December – Johnny Flaherty, 76, hurler (Kinnitty, Offaly senior team, Leinster).{{cite news|url=https://www.independent.ie/sport/gaelic-games/hurling/offaly-gaa-in-mourning-as-legendary-all-ireland-winning-hurler-johnny-flaherty-passes-away/a1326588749.html|title=Offaly GAA in mourning as legendary All-Ireland-winning hurler Johnny Flaherty passes away|publisher=Irish Independent|date=20 December 2023|access-date=20 December 2023|first=|last=}}
• 21 December – Martin Feeley, 73, Olympic rower (1976) and surgeon.{{cite news|url=https://www.shannonside.ie/news/well-known-roscommon-doctor-and-former-olympian-passes-away-234307|title=Well known Roscommon doctor and former Olympian passes away|publisher=Shannonside website|date=22 December 2023|access-date=23 December 2023|first=|last=}}
• 27 December – Éamonn Draper, 83, actor and director.{{cite news|url=https://rip.ie/death-notice/eamonn-draper-cork-540875|title=The death has occurred of Éamonn Draper|publisher=rip.ie|date=28 December 2023|access-date=29 December 2023|first=|last=}}
• 28 December – Patrick Walsh, 92, Roman Catholic prelate, bishop of Down and Connor (1991–2008).{{cite news|url=https://www.belfasttelegraph.co.uk/news/northern-ireland/former-bishop-of-down-and-connor-patrick-walsh-dies-aged-92/a190377519.html#:~:text=The%20church%20asked%20for%20prayers,became%20a%20bishop%20in%201983.|title=Former Bishop of Down and Connor Patrick Walsh dies aged 92|publisher=Belfast Telegraph|date=28 December 2023|access-date=29 December 2023|first=|last=}}
• 30 December – Paddy Murphy, 89, Gaelic footballer (Dromtarriffe, Duhallow, Cork senior team.{{cite news|url=https://rip.ie/death-notice/fr-michael-patrick-murphy-ofm-cap-kilkenny-kilkenny-city-541319|title=The death has occurred of Fr. Michael (Patrick) MURPHY OFM Cap.|publisher=rip.ie|date=1 January 2024|access-date=3 January 2023}}

{{reflist|colwidth=30em}}

{{Year in Europe|2023}}

{{Years in Ireland}}