1748 in Wales
Events from the year 1748 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 – Sir Robert Salusbury Cotton, 3rd Baronet ; 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 – John Gilbert
- Bishop of St Asaph – Samuel Lisle Robert Hay Drummond
- Bishop of St Davids – The Hon. Richard Trevor
Events
- 8 March - With the death of the childless William Herbert, 3rd Marquess of Powis, the title becomes extinct. Henry Arthur Herbert subsequently becomes 1st Earl of Powis.
- Richard Wilson paints the two eldest sons of Frederick, Prince of Wales.
- Joseph Harris becomes Assay-Master at the Royal Mint.
- A major eisteddfod is held at Selattyn.
- William Williams Pantycelyn marries Mary Francis of Llansawel.
- The Salusbury family leave Lleweni Hall.
Arts and literature
New books
- Lewis Morris - ''Plans of Harbours, Bays, and Roads in St. George's and the Bristol Channels''
Births
- 1 September - Thomas Johnes, landowner
Deaths
- 8 March - William Herbert, 3rd Marquess of Powis, 50
- 27 August - Sir Robert Salusbury Cotton, 3rd Baronet, 53
- December - John Harris, Sr., Welsh-descended American trader, 75