1763 in Wales

Incumbents

• Lord Lieutenant of Anglesey – Sir Nicholas Bayly, 2nd Baronet
• Lord Lieutenant of Brecknockshire and Lord Lieutenant of Monmouthshire – Thomas Morgan
• Lord Lieutenant of Caernarvonshire – Thomas Wynn
• Lord Lieutenant of Cardiganshire – Wilmot Vaughan, 1st Earl of Lisburne
• Lord Lieutenant of Carmarthenshire – George Rice
• Lord Lieutenant of Denbighshire – Richard Myddelton
• Lord Lieutenant of Flintshire – Sir Roger Mostyn, 5th Baronet
• Lord Lieutenant of Glamorgan – Other Windsor, 4th Earl of Plymouth
• Lord Lieutenant of Merionethshire – William Vaughan
• Lord Lieutenant of Montgomeryshire – Henry Herbert, 1st Earl of Powis
• Lord Lieutenant of Pembrokeshire – Sir William Owen, 4th Baronet
• Lord Lieutenant of Radnorshire – Howell Gwynne
• Bishop of Bangor – John Egerton
• Bishop of Llandaff – John Ewer
• Bishop of St Asaph – Richard Newcome
• Bishop of St Davids – Samuel Squire

Events

• 26 January – Herbert Lloyd, MP for Cardigan Boroughs, is created a baronet.
• 11 October – Hester Lynch Salusbury marries Henry Thrale, against her family's wishes.
• 5 December – Charles Morgan replaces Thomas Morgan (of Rhiwpera) as MP for Brecon.
• Plymouth Ironworks at Merthyr Tydfil established.
• Richard Penrhyn is created Baron Penrhyn

Arts and literature

New books

• Goronwy Owen, Lewis Morris et al. – Diddanwch Teuluaidd
• ''Tomshone Catty's Tricks''

Music

• Aaron Williams – ''The Universal Psalmodist''

Births

• 1 April – John Wynne Griffith, politician
• 13 April – Robert Nicholl Carne, landowner
• August – Peter Bailey Williams, clergyman and author

Deaths

• 18 May – Robert Williams, politician, about 68
• 16 July – William Morgan (of Tredegar, younger), politician, 38
• 25 November – Richard Morris, father of the noted Morris brothers, 89