:1789 in Wales

• Lord Lieutenant of Anglesey - Henry Paget{{cite book|author=Edward Breese|title=Kalendars of Gwynedd; or, Chronological lists of lords-lieutenant [&c.] ... for the counties of Anglesey, Caernarvon, and Merioneth|year=1873|page=24}}{{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}}{{cite book|title=Cylchgrawn Hanes Cymru|publisher=University of Wales Press|year=1992|page=169}}
• Lord Lieutenant of Brecknockshire and Monmouthshire – Henry Somerset, 5th Duke of Beaufort{{cite book| author=Edwin Poole|title=The Illustrated History and Biography of Brecknockshire from the Earliest Times to the Present Day: Containing the General History, Antiquities, Sepulchral Monuments and Inscriptions|publisher=Edwin Poole|year=1886|page=378}}
• Lord Lieutenant of Caernarvonshire - Thomas Bulkeley, 7th Viscount Bulkeley{{cite book|author=Edward Breese|title=Kalendars of Gwynedd; or, Chronological lists of lords-lieutenant [&c.] ... for the counties of Anglesey, Caernarvon, and Merioneth|year=1873|page=26}}
• Lord Lieutenant of Cardiganshire – Wilmot Vaughan, 1st Earl of Lisburne
• Lord Lieutenant of Carmarthenshire – John Vaughan
• Lord Lieutenant of Denbighshire - Richard Myddelton
• Lord Lieutenant of Flintshire - Sir Roger Mostyn, 5th Baronet
• Lord Lieutenant of Glamorgan – John Stuart, Lord Mountstuart{{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=612}}
• Lord Lieutenant of Merionethshire - Sir Watkin Williams-Wynn, 4th Baronet (until 24 July); Watkin Williams (from 27 August){{cite book|author=Edward Breese|title=Kalendars of Gwynedd; or, Chronological lists of lords-lieutenant [&c.] ... for the counties of Anglesey, Caernarvon, and Merioneth|year=1873|page=29}}
• Lord Lieutenant of Montgomeryshire – George Herbert, 2nd Earl of Powis
• Lord Lieutenant of Pembrokeshire – Richard Philipps, 1st Baron Milford{{cite DWB|id=s-PHIL-PIC-1491|title=Philipps family, of Picton|author=Bertie George Charles|date=1959|access-date=19 October 2021}}
• Lord Lieutenant of Radnorshire – Edward Harley, 4th Earl of Oxford and Earl Mortimer{{cite book|author=Jonathan Williams|title=The History of Radnorshire|publisher=R. Mason|year=1859|page=115}}

• Bishop of Bangor – John Warren{{cite book|author=Thomas Duffus Hardy|title=Fasti Ecclesiae Anglicanae: Or A Calendar of the Principal Ecclesiastical Dignitaries in England and Wales...|publisher=University Press|year=1854|page=305}}{{cite book|title=The Monthly Review Or Literary Journal Enlarged|publisher=Porter|year=1780|page=95}}
• Bishop of Llandaff – Richard Watson{{cite book|author=John Henry James|title=A History and Survey of the Cathedral Church of SS. Peter, Paul, Dubritius, Teilo, and Oudoceus, Llandaff|publisher=Western Mail|year=1898|page=16}}
• Bishop of St Asaph – Samuel Hallifax (from 4 April){{cite book|title=The Apostolical Succession in the Church of England|publisher=James Parkes and Company|year=1866|page=15}}
• Bishop of St Davids – Samuel Horsley{{cite book|title=Guides and Handbooks|publisher=Royal Historical Society (Great Britain)|year=1939|page=163}}

• July–August - Bread riots break out in North Wales.{{cite book|first=John|last=Ehrman|title=The Younger Pitt|url=https://books.google.com/books?id=QBM7_KWGRHUC|year=1983|publisher=Stanford University Press|page=92|isbn=9780804711845}}
• 23 October - Christmas Evans marries Catherine Jones at Bryncroes chapel in Llŷn, shortly after his own ordination.
• 8 November - Port Penrhyn opens.{{cite news|title=Chester, Friday, Nov. 13|newspaper=Chester Chronicle|date=1789-11-13|page=3}}
• unknown date - Blaenavon Ironworks begins production.{{cite book|title=The Foundry Trade Journal|url=https://books.google.com/books?id=Z7okAQAAMAAJ|year=1972|publisher=Institute of Cast Metals Engineers.}}

• 12 May - Thomas Jones organises an eisteddfod at the New Inn (modern-day Owain Glyndwr Hotel) in Corwen,{{cite book|author1=Mary-Ann Constantine|author2=Dafydd R. Johnston|title=Footsteps of 'Liberty and Revolt': Essays on Wales and the French Revolution|url=https://books.google.com/books?id=AoGvBwAAQBAJ&pg=PA166|date=15 April 2013|publisher=University of Wales Press|isbn=978-0-7083-2591-9|pages=166–}} where for the first time the public are admitted.

• Jenkin Lewis - Memoirs of Prince William Henry, Duke of Gloucester{{cite book|title=The Gentleman's Magazine|url=https://books.google.com/books?id=zF3PAAAAMAAJ&pg=PA339|year=1789|publisher=E. Cave|pages=339}}
• Iolo Morganwg - Barddoniaeth Dafydd ab Gwilym, incorporating probable forgeries by Morganwg{{cite web|last=Jones|first=Mary|year=2004|title=Edward Williams/Iolo Morganwg/Iolo Morgannwg|work=Jones' Celtic Encyclopedia|accessdate=2024-08-08|url=https://web.archive.org/web/20160521191155/http://www.maryjones.us/jce/iolo.html}}.
• Richard Price - Love for our Country

• 22 April - Richard Roberts, engineer (died 1864)
• 24 May - Betsi Cadwaladr, Crimea nurse (died 1860){{Cite book | url=https://books.google.com/books?id=q1W7yLE6ZuIC&q=Betsi+Cadwaladr+born+may+1789 | title=Welsh National Heroes| isbn=9780862436100| last1=Roberts| first1=Alun| year=2002}}

• 28 June - John Walters, priest and poet, 29{{cite web|url=https://biography.wales/article/s-WALT-JOH-1760|title=WALTERS, JOHN (1760-1789), cleric, poet, and scholar|website=Dictionary of Welsh Biography|publisher=National Library of Wales|author= Griffith John Williams|access-date=23 October 2018}}
• 24 July - Sir Watkin Williams-Wynn, 4th Baronet, politician, 39Thomas, Peter, D.G., [http://www.historyofparliamentonline.org/volume/1754-1790/member/wynn-sir-watkin-williams-1748-89 Biography in History of Parliament Online], extracted from The History of Parliament: the House of Commons 1754–1790, ed. L. Namier, J. Brooke., 1964
• 7 August - William Edwards, minister and bridge-builder, 70{{cite DWB|id=s-EDWA-WIL-1719|title=Edwards, William (1719-1789), Independent minister, and architect|author=Edward Ivor Williams|date=1959|access-date=1 November 2021}}
• 26 November - Elizabeth Baker, diarist, 70?{{cite DWB|id=s-BAKE-ELI-1720|title=Baker, Elizabeth (1720-1789), diarist|author=William Llewelyn Davies|date=1959|access-date=1 November 2021}}

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Wales

Wales

Category:1789 in Europe

Category:1780s in Wales