1757 in Wales

Events from the year 1757 in Wales.

Incumbents

 * Lord Lieutenant of North Wales (Lord Lieutenant of Anglesey, Caernarvonshire, Flintshire, Merionethshire, Montgomeryshire) – George Cholmondeley, 3rd Earl of Cholmondeley
 * Lord Lieutenant of Glamorgan – Other Windsor, 4th Earl of Plymouth
 * Lord Lieutenant of Brecknockshire and Lord Lieutenant of Monmouthshire – Thomas Morgan
 * Lord Lieutenant of Cardiganshire – Wilmot Vaughan, 3rd Viscount Lisburne
 * Lord Lieutenant of Carmarthenshire – George Rice
 * Lord Lieutenant of Denbighshire – Richard Myddelton
 * Lord Lieutenant of Pembrokeshire – Sir William Owen, 4th Baronet
 * Lord Lieutenant of Radnorshire – Howell Gwynne
 * Bishop of Bangor – John Egerton
 * Bishop of Llandaff – Richard Newcome
 * Bishop of St Asaph – Robert Hay Drummond
 * Bishop of St Davids – Anthony Ellys

Events

 * George Herbert, 2nd Earl of Powis, takes out a lease on Esgair-mwyn lead mine.
 * Hirwaun ironworks begins coke smelting.
 * Daines Barrington is appointed judge of the Merioneth, Caernarvonshire and Anglesey circuit (Court of Great Sessions).

New books

 * John Dyer – The Fleece
 * Edward Evans – translation of S. Bourne's Catechism
 * Elizabeth Griffith – A Series of Genuine Letters between Henry and Frances
 * Joseph Harris – An Essay Upon Money and Coins
 * Joshua Thomas – Tystiolaeth y Credadyn

Music

 * Elis Roberts – "Jeils"
 * William Williams (Pantycelyn) – Rhai Hymnau a Chaniadau Duwiol

Births

 * 12 September – John Williams, lawyer and writer on legal topics (died 1810)
 * date unknown – Thomas Foley, admiral (died 1833)
 * probable – Richard Jones, Ruthin priest and writer (died 1814)

Deaths

 * 23 March – Thomas Herring, former Bishop of Bangor, 64
 * 16 July – Richard Lloyd, politician, about 54
 * 16 September – Savage Mostyn, naval officer, 40s
 * December – John Dyer, poet, 56