1750 in Wales

Incumbents

• Lord Lieutenant of North Wales – George Cholmondeley, 3rd Earl of Cholmondeley
• Lord Lieutenant of Glamorgan – Charles Powlett, 3rd Duke of Bolton
• Lord Lieutenant of Brecknockshire and Lord Lieutenant of Monmouthshire – Thomas Morgan
• Lord Lieutenant of Cardiganshire – Wilmot Vaughan, 3rd Viscount Lisburne
• Lord Lieutenant of Carmarthenshire – vacant until 1755
• Lord Lieutenant of Denbighshire – Richard Myddelton
• Lord Lieutenant of Pembrokeshire – Sir Arthur Owen, 3rd Baronet
• Lord Lieutenant of Radnorshire – William Perry
• Bishop of Bangor – Zachary Pearce
• Bishop of Llandaff – Edward Cresset
• Bishop of St Asaph – Robert Hay Drummond
• Bishop of St Davids – The Hon. Richard Trevor

Events

• 9 January – At the age of 25, Henry Herbert the younger succeeds to his father's earldom of Pembroke.
• "Disruption of 1750": Howell Harris and Daniel Rowland quarrel, resulting in a lasting split in the Welsh Methodist movement.
• William Thomas begins his diary.

Arts and literature

New books

English language

• Griffith Hughes - ''Natural History of Barbados''

Welsh language

• David Jones - Egluryn Rhyfedd
• Daniel Rowland - ''Ymddiddan rhwng Methodist Uniawngred ac un Cyfeiliornus''

Births

• June - William Morgan, actuary
• 14 November - Edward Williams, clergyman and academic
• 11 December - Isaac Shelby, Welsh-descended American politician
• unknown date - Evan Davies, Independent minister

Deaths

• 9 January - Henry Herbert, 9th Earl of Pembroke, 56
• May - Sir Samuel Pennant, Lord Mayor of London
• 22 May - Matthew Pritchard, Roman Catholic bishop, 81
• 29 November - Bussy Mansel, 4th Baron Mansel