1846 in Ireland

• Ongoing – Great Hunger: The first deaths from hunger take place early in the year.{{cite book|first=Thomas|last=Keneally|author-link=Thomas Keneally|year=1999|title=The Great Shame|location=London|publisher=Vintage|page=110}} Phytophthora infestans almost totally destroys the summer potato crop and the Famine worsens considerably.{{cite book|first=David|last=Ross|year=2002|title=Ireland: History of a Nation|url=https://archive.org/details/irelandhistoryof0000ross|url-access=registration}} By December a third of a million destitute people are employed on public works.
• 13 March – Ballinlass incident: eviction of 300 tenants at the village of Ballinlass in County Galway.
• 22 September – the Great Western Steamship Company's {{SS|Great Britain}}, bound from Liverpool for New York, runs aground in Dundrum Bay (County Down). She lies here for almost a year, protected by temporary measures organised by her designer, I. K. Brunel.{{cite web|title=Great Britain|work=Isambard Kingdom Brunel|url=http://www.mybrunel.co.uk/ships/britain/index.php|access-date=2013-03-21}}
• Maziere Brady succeeds Sir Edward Sugden as Lord Chancellor of Ireland, an office which he will hold (with short intervals) until 1866.{{cite book|last=Ball|first=F. Elrington|title=The Judges in Ireland 1221–1921|url=https://archive.org/details/judgesinireland10002ball|url-access=registration|publisher=John Murray|location=London|year=1926}}
• HM Prison Crumlin Road in Belfast is opened with the arrival of the first inmates, who are forced to walk from Carrickfergus Prison in chains.
• The first substantial English translation of the Annals of the Four Masters, made by Owen Connellan, is published.
• The Anglo-Celt newspaper begins weekly publication in Cavan.
• Historian Ruaidhrí Ó Flaithbheartaigh (Roderic O'Flaherty)'s Chorographical description of West or Iar Connacht (1684) is first published.{{cite book|editor=Moody, T. W.|title=A New History of Ireland. 8: A Chronology of Irish History|publisher=Oxford University Press|year=1989|isbn=978-0-19-821744-2|display-editors=etal}}

• 10 February – Lord Charles Beresford, British admiral (died 1919)
• 13 February – John O'Connor Power, Irish Nationalist politician and Member of Parliament (died 1919).
• 25 March – Michael Davitt, republican, nationalist agrarian agitator, social campaigner, labour leader and Irish National Land League founder (died 1906).
• 27 June – Charles Stewart Parnell, Irish nationalist leader (died 1891).
• 30 June – Frances Margaret Milne, author and librarian (died 1910 in the United States).
• 22 July – Alfred Perceval Graves, writer (died 1931).
• 13 August – Otto Jaffe, twice elected as Irish Unionist Party Lord Mayor of Belfast (died 1929).
• 10 September – John F. Finerty, U.S. Representative from Illinois (died 1908).
• 18 September – Standish James O'Grady, author, journalist and historian (died 1928).
• 23 August – Sir Henry Bellingham, 4th Baronet, politician and barrister (died 1921).
• 9 October – Frank Hugh O'Donnell, writer and nationalist politician (died 1916).
• 18 November – Samuel Cleland Davidson, inventor and engineer (died 1921)

• 3 April – Zozimus (Michael J. Moran), comic poet (b. c. 1794)
• 12 October – Lawrence Kavenagh, bushranger (b. c. 1805)
• exact date unknown – George Darley, poet, novelist and critic (born 1795).

• 1846 in Scotland
• 1846 in Wales

{{reflist}}

{{Years in Ireland}}

{{DEFAULTSORT:1846 In Ireland}}

Category:1840s in Ireland

Ireland

Category:Years of the 19th century in Ireland