This article is about the particular significance of the year 1791 to Wales and its people.

Incumbents Lord Lieutenant of Anglesey - Henry Paget Lord Lieutenant of Brecknockshire and Monmouthshire – Henry Somerset, 5th Duke of Beaufort Lord Lieutenant of Caernarvonshire - Thomas Bulkeley, 7th Viscount Bulkeley 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 Lord Lieutenant of Merionethshire - Watkin Williams Lord Lieutenant of Montgomeryshire – George Herbert, 2nd Earl of Powis Lord Lieutenant of Pembrokeshire – Richard Philipps, 1st Baron Milford Lord Lieutenant of Radnorshire – Thomas Harley (politician, born 1730) (from 8 April) Bishop of Bangor – John Warren Bishop of Llandaff – Richard Watson Bishop of St Asaph – Lewis Bagot Bishop of St Davids – Samuel Horsley

Events June - William Jones distributes copies of an address at the Llanrwst eisteddfod, titled To all Indigenous Cambro-Britons, calling on poor Welsh farmers to set up a colony in the United States. Richard Phillips builds Clyne Castle. Peter Williams is excommunicated by the Methodists for publishing Sabellian heresy. Probable date of completion of Methodist chapel at Earlswood, Monmouthshire. Thomas Jones becomes High Sheriff of Radnorshire.

Arts and literature New books Joshua Thomas - New translation of the Baptist "Confession of Faith" issued by the London Assembly of 1689 John Williams - An enquiry into the truth of the tradition concerning the discovery of America by Prince Madog ab Owen Gwynedd, about the year 1170 Peter Williams - Llythyr at Hen Gydymaith

Births 23 February - Sir John Cowell-Stepney, baronet, landowner and politician (d. 1877) 5 December - William Henry Yelverton, MP for Carmarthen Boroughs 1832–1835 (d. 1884) date unknown Robert Everett, Independent minister and writer (d. 1875) Thomas Fothergill, ironmaster (d. 1858)

Deaths 11 January - William Williams (Pantycelyn), poet and hymn-writer, 73 13 February - William Parry, artist, 48 19 April - Richard Price, philosopher, 68 17 September - David Morris (hymn writer), 47

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