1730 in Wales

Incumbents

• Lord Lieutenant of North Wales – George Cholmondeley, 2nd Earl of Cholmondeley
• Lord Lieutenant of Glamorgan – Charles Powlett, 3rd Duke of Bolton
• Lord Lieutenant of Brecknockshire and Lord Lieutenant of Monmouthshire – Sir William Morgan of Tredegar
• Lord Lieutenant of Cardiganshire – John Vaughan, 2nd Viscount Lisburne
• Lord Lieutenant of Carmarthenshire – vacant until 1755
• Lord Lieutenant of Pembrokeshire – Sir Arthur Owen, 3rd Baronet
• Lord Lieutenant of Radnorshire – James Brydges, 1st Duke of Chandos
• Bishop of Bangor – Thomas Sherlock
• Bishop of Llandaff – John Harris
• Bishop of St Asaph – Francis Hare
• Bishop of St Davids – Richard Smalbroke

Events

• August - Sir John Glynne succeeds to the family baronetcy, following the deaths of his father and elder brother in successive years.
• William Hogarth is commissioned by Robert Jones of Fonmon Castle to paint The Jones Family Conversation Piece.
• Construction work is carried out on the north-east wing of Bodysgallen Hall.

Arts and literature

New books

English language

• Joseph Harris - ''A Treatise on Navigation''

Welsh language

• James Lewis & Christmas Samuel - Y Cyfrif Cywiraf o'r Pechod Gwreiddiol
• William Wotton - ''Cyfreithieu Hywel Dda ac eraill, seu Leges Wallicae ''

Births

• date unknown
• *Samuel Levi Phillips, banker
• *Nathaniel Thomas, writer
• probable – Thomas Nowell, academic

Deaths

• 16 May – John Evans, clergyman, 50?
• 19 June – Thomas Trevor, 1st Baron Trevor, politician, 72
• August - Sir William Glynne, 5th Baronet, 21
• 28 November – James Phillips, MP for Carmarthen, 58
• December – Owen Gruffydd, poet, 86/87