:1723 in Wales

• Lord Lieutenant of North Wales (Lord Lieutenant of Anglesey, Caernarvonshire, Denbighshire, Flintshire, Merionethshire, Montgomeryshire) – Hugh Cholmondeley, 1st Earl of Cholmondeley{{cite book | author=J.C. Sainty | author-link=John Sainty (civil servant) | title=List of Lieutenants of Counties of England and Wales 1660-1974 | publisher=Swift Printers (Sales) Ltd | location=London | year=1979}}{{cite book | last = Nicholas | first = Thomas | title = Annals and antiquities of the counties and county families of Wales | publisher = Genealogical Pub. Co | location = Baltimore | year = 1991 | isbn = 9780806313146 | page=695}}
• Lord Lieutenant of Glamorgan – vacant until 1729
• Lord Lieutenant of Brecknockshire and Lord Lieutenant of Monmouthshire – Sir William Morgan of Tredegar
• Lord Lieutenant of Cardiganshire – John Vaughan, 2nd Viscount Lisburne
• Lord Lieutenant of Carmarthenshire – vacant until 1755
• Lord Lieutenant of Pembrokeshire – Sir Arthur Owen, 3rd Baronet
• Lord Lieutenant of Radnorshire – James Brydges, 1st Duke of Chandos

• Bishop of Bangor – Richard Reynolds (until 17 June){{cite DNB|wstitle=Reynolds, Richard (1674-1743)}} William Baker (from 11 August){{Cite DNB|wstitle=Baker, William (1668-1732)}}
• Bishop of Llandaff – John TylerFrom: 'Tracie-Tyson', Alumni Oxonienses 1500–1714 (1891), pp. 1501–1528. URL: http://www.british-history.ac.uk/report.aspx?compid=119393 Date accessed: 1 October 2014
• Bishop of St Asaph – John Wynne{{cite book|author= Stephen Hyde Cassan |title=Lives of the Bishops of Bath |year=1829 |page=162}}
• Bishop of St Davids – Adam Ottley (until 3 October){{ODNBweb|id=63755|title=Ottley, Adam|first=J. D.|last=Davies}}

• 7 May - Lewis Morris arrives in London from Anglesey.{{cite DWB|id=s-MORR-RIC-1703|title=Morris, Richard (1703-1779), founder of the Cymmrodorion Society|author=Robert Thomas Jenkins|access-date=15 May 2018}}
• October - Following the death of Adam Ottley, bishop of St Davids, while in office, Richard Smalbroke, Treasurer of Llandaff, is selected as his successor.
• date unknown - The roles of Lord Lieutenant of Brecknockshire and Custos Rotulorum of Brecknockshire are merged.[http://www.history.ac.uk/publications/office/custodes1660 Institute of Historical Research - Custodes Rotulorum 1660-1828]

• Henry Rowlands - Mona Antiqua Restaurata{{cite book|author=Philip Jenkins|title=A History of Modern Wales 1536-1990|url=https://books.google.com/books?id=zmKuBAAAQBAJ&pg=PA75|date=13 October 2014|publisher=Routledge|isbn=978-1-317-87269-6|pages=75}}
• Christmas Samuel - Llun Agrippa{{cite book|author1=Geraint H. Jenkins|author2=Professor of Welsh History Geraint H Jenkins|title=Literature, Religion and Society in Wales, 1660-1730|url=https://books.google.com/books?id=V6_v6YEJ7lIC|year=1978|publisher=University of Wales Press [for] the History and Law Committee of the Board of Celtic Studies|isbn=978-0-7083-0669-7|page=126}}

• 1 January - Goronwy Owen, poet (died 1769){{cite DWB|id=s-OWEN-GOR-1723|title=Owen, Goronwy|author=David Gwenallt Jones|fewer-links=yes|access-date=15 May 2018}}
• 23 February - Richard Price, philosopher (died 1791)
• 5 March - Princess Mary of Wales, daughter of the Prince and Princess of Wales (died 1772)
• August - Sir Richard Perryn, judge (died 1803){{cite book|author=Thomas Rowland Roberts|title=Eminent Welshmen: A Short Biographical Dictionary of Welshmen who Have Attained Distinction from the Earliest Times to the Present|url=https://archive.org/details/eminentwelshmens01robeuoft|year=1908|publisher=Educational Publishing Company|page=[https://archive.org/details/eminentwelshmens01robeuoft/page/410 410]}}

• 28 April - Sir John Williams, 2nd Baronet, of Eltham, English-born politician of Welsh parentage, 69{{HistoryofParliament |1690 |last=Hayton|first=D. W. |title=Williams, Sir John (1653-1723)|url=http://www.historyofparliamentonline.org/volume/1690-1715/member/williams-sir-john-1653-1723}}
• 31 May - William Baxter, classical scholar, 72{{DNB|wstitle=Baxter, William (1650-1723)|first=Alexander Balloch|last=Grosart|volume=3}}
• 4 August - William Fleetwood, Bishop of St Asaph 1704-1708, 67
• 3 October - Adam Ottley, Bishop of St Davids, 68{{cite book | last = Bray | first = Gerald | title = Records of Convocation | publisher = Boydell Press in association with the Church of England Record Society | location = Woodbridge, Suffolk, UK Rochester, NY | year = 2005 | isbn = 9781843832270 | page=2}}
• 21 November - Henry Rowlands, antiquary, 68{{cite book|author=Thomas Mardy Rees|title=Notable Welshmen (1700-1900): ... with Brief Notes, in Chronological Order, and Authorities. Also a Complete Alphabetical Index|url=https://books.google.com/books?id=sXM_AQAAMAAJ|year=1908|publisher=Herald Office|page=25}}
• 10 December - Thomas Mansel, 1st Baron Mansel, politician, about 55{{cite web| url = http://www.historyofparliamentonline.org/volume/1660-1690/member/mansel-thomas-ii-1667-1723| title= Mansel, Thomas II (1667-1723), of Gerard Street, Westminster and Margam Abbey, Glam.| publisher= History of Parliament Online (1660-1690)| accessdate = 1 July 2019 }}
• 28 December - Sir Charles Lloyd, 1st Baronet, of Milfield, politician, 61Hayton, D. W. (2002) [http://www.historyofparliamentonline.org/volume/1690-1715/member/lloyd-sir-charles-1662-1723 "Lloyd, Sir Charles (c.1662–1723), of Maesyfelin, nr. Lampeter, Card. and Ludlow, Salop."] The History of Parliament: the House of Commons 1690–1715

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{{Year in Europe|1723}}

Category:1720s in Wales

Category:1720 in Europe