1837 in Wales

Incumbents

• Prince of Wales - vacant
• Princess of Wales - vacant

  Events

• January – John Frost becomes Mayor of Newport.
• 1 April – John Josiah Guest is elected the first chairman of the Merthyr "board of guardians", formed with the view of obtaining an act of Parliament for the incorporation of Merthyr.
• 10 May – 21 men are killed in a mining accident at Plas-yr-Argoed, Mold, Flintshire.
• July /August – In the United Kingdom general election:
• *Sir John Edwards, 1st Baronet, defeats Panton Corbett to win Montgomery for the Liberals for a second time.
• *Edwin Wyndham-Quin, 3rd Earl of Dunraven and Mount-Earl joins Christopher Rice Mansel Talbot as MP for Glamorganshire.
• *Sir Stephen Glynne, 9th Baronet, future brother-in-law of Gladstone, becomes MP for Flintshire.
• *William Bulkeley Hughes defeats Charles Henry Paget to take Caernarvon Boroughs for the Tories.
• date unknown
• *Chartist riots in Montgomeryshire.
• *George Rowland Edwards becomes secretary to Lord Clive.
• *Major reconstruction of Penrhyn Castle in north Wales by Thomas Hopper is largely completed.

  Arts and literature

• Henry Mark Anthony exhibits A view on the Rhaidha Glamorganshire at the Royal Academy.
• The Welsh Manuscripts Society is founded at Abergavenny.

  New books

• Charles James Apperley – The Chace, the Road, and the Turf
• Eliza Constantia Campbell – Tales about Wales

  Music

• Robert Edwards – Caersalem

  Births

• 14 March – Thomas Meyrick, politician
• 26 May – Henry Hicks, geologist
• 3 August – Lewis Pugh Pugh, politician
• 5 August – William Lewis, 1st Baron Merthyr, industrialist
• 6 September – Henry Thomas Edwards, preacher
• 22 September – Thomas Charles Edwards, minister, writer and first principal of the University of Wales
• 26 December – Sir William Boyd Dawkins, geologist
• date unknown
• *John Griffiths, mathematician
• *Octavius Vaughan Morgan, politician
• *William Bowen Rowlands, politician

  Deaths

• 19 February – Thomas Burgess, Bishop of St David's, 80
• 26 August – Edward Jones, a founder of the Wesleyan movement in Wales, ?59
• 27 September – William Pryce Cumby, Superintendent of Pembroke Dockyard, 66
• 20 November – :cy:John Edward Madocks|John Edward Madocks, MP, 51