1759 in Wales

This article is about the particular significance of the year 1759 to Wales and its people.

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

 * 19 September – The Dowlais Iron Company is formed.
 * date unknown – Evan Davies resigns as head of the Welsh Academy, following a rift between the Presbyterian and Congregational Fund Boards.

New books

 * Blodeu-gerdd Cymry (ed. Dafydd Jones)
 * Mathias Maurice – Social Religion Exemplify'd
 * John Wesley – Primitive Physick, translated by John Evans of Bala

Births

 * 1 January – Joseph Foster-Barham, owner of the Trecŵn estate (died 1832)
 * 11 February – John Rice Jones, Welsh-born American politician (died 1824)
 * 16 March – Sir John Nicholl, politician and judge (died 1838)
 * 7 August – William Owen Pughe, lexicographer (died 1835)
 * 10 September – George Herbert, 11th Earl of Pembroke (died 1827)
 * 18 October – Theophilus Jones, historian (died 1812)
 * date unknown -
 * William Aubrey, engineer (died 1827)
 * David Thomas ("Dafydd Ddu Eryri"), (died 1822)

Deaths

 * 11 August – John Heylyn, Welsh-descended clergyman, 74
 * 27 September – Isaac Maddox, Bishop of St Asaph, 62
 * 2 November – Charles Hanbury Williams, diplomat and satirist, 50