1730s in Wales
| 1720s | 1740s | Other years in Wales | 
| Other events of the decade | 
This article is about the particular significance of the decade 1730–1739 to Wales and its people.
Events
Arts and literature
New books
1730
- Joseph Harris - A Treatise on Navigation
 - James Lewis & Christmas Samuel - Y Cyfrif Cywiraf o'r Pechod Gwreiddiol
 - William Wotton (ed.) - Cyfreithjeu Hywel Dda ac eraill, seu Leges Wallicae (Laws of Hywel Dda)
 
1731
- Humphrey Lhuyd - Britannicae Descriptionis Commentariolum
 - Edward Samuel - Athrawiaeth yr Eglwys
 
1732
- David Evans - The Minister of Christ and his Flock
 - Jeremy Owen - Golwg ar y Beiau
 
1734
- Edmund Curll - The Life of Robert Price ... one of the Justices of His Majesty's Court of Common-Pleas
 
Music
Births
1731
- date unknown - Siôn Robert Lewis, author and hymn-writer (d. 1806)
 
1732
- 5 October - Lloyd Kenyon, 1st Baron Kenyon, lawyer and politician (d. 1802)
 
1734
- 3 July - Henry Herbert, 10th Earl of Pembroke (d. 1794)
 - 24 October - Thomas Henry, apothecary (d. 1816)
 
1736
- date unknown - Thomas Wynn, 1st Baron Newborough, politician (d. 1807)
 
1737
- 13 May - Thomas Williams of Llanidan, industrialist (d. 1802)
 - 31 August - Princess Augusta, eldest child of the Prince and Princess of Wales (d. 1813)
 - date unknown - Richard Pennant, 1st Baron Penrhyn, politician and slave-owner (d. 1808)
 
1738
- 4 June - Prince George, eldest son of the Prince and Princess of Wales (d. 1820)
 - date unknown - David Williams, philosopher (d. 1816)
 
1739
- 14 March - Prince Edward, Duke of York and Albany, second son and third child of the Prince and Princess of Wales (d. 1767)
 - date unknown 
- Richard Crawshay, industrialist (d. 1810)
 - Thomas Edwards (Twm o'r Nant), dramatist and poet (d. 1810)
 
 
Deaths
1730
- August - Sir William Glynne, 5th Baronet, 21
 - December - Owen Gruffydd, poet
 - date unknown - Thomas Trevor, 1st Baron Trevor, politician
 
1731
- 6 April - David Lloyd, Welsh-born American lawyer
 - September - Rowland Ellis, Quaker leader (in America)
 
1732
- 2 February - Robert Price, judge, 79
 
1733
- 22 January - Thomas Herbert, 8th Earl of Pembroke
 - date unknown 
- John Morgan, poet
 - Sir Robert Myddelton, 5th Baronet
 - John Myddelton of Chirk Castle, politician
 
 
1734
- 2 June - Francis Gwyn, politician, 85?
 - 14 June - John Hanbury, industrialist, 70?
 - 13 July - Ellis Wynne, clergyman and writer, 63
 
1737
- 14 February - Charles Talbot, 1st Baron Talbot, 52
 - 20 November - Caroline of Brandenburg-Ansbach, consort of King George II of Great Britain and former Princess of Wales (1714-1727), 54
 - date unknown - Guto Nyth Brân, legendary athlete, 37
 
1738
- 27 September - Sir Thomas Stradling, 28 (in a duel)
 
1739