1850 in Wales

Incumbents

• Prince of Wales – Albert Edward
• Princess of Wales – vacant

  Events

• 18 March – Opening of the Britannia Bridge.
• 16 June – Opening of the South Wales Railway between Chepstow and Swansea.
• November – Launch of the periodical Y Drych.
• 14 December – 13 men are killed in a mining accident at New Duffryn Colliery, Mountain Ash.
• G. T. Clark marries Ann Price Lewis, a descendant of one of the original partners in the Dowlais Ironworks.
• The Llanelli Board of Health is founded, with William Chambers as its first chairman.
• The Merthyr Board of Health is founded, with John Josiah Guest as its first chairman.

  Arts and literature

New books

• Thomas Edwards – Geirlyfr Saesoneg a Chymraeg, An English and Welsh Dictionary
• 'Elen Egryn' – Telyn Egryn
• Elijah Waring – Recollections and Anecdotes of Edward Williams
• Morris Williams – Y Psalmwyr

  Music

• September – North Wales Musical Festival is held at Rhuddlan Castle.

  Births

• 1 January – Evan Rees, minister, poet and archdruid
• 4 January – Griffith J. Griffith, industrialist
• 16 April – Sidney Gilchrist Thomas, inventor
• 24 November – John Aeron Thomas, politician
• date unknown
• *Alfred Davies, footballer
• *John Evan Davies, minister and author
• *Owen Owen, teacher and schools inspector

  Deaths

• 11 April
• *David Hughes, clergyman and writer, 64?
• *Edward Hughes, poet, 77
• 18 April – John Richards, Welsh-born US politician, 85
• 19 April – Sir John Edwards of Garth, politician, 80
• 11 July – Robert Williams, poet and hymn-writer, 83
• 28 July – David Lewis, Carmarthenshire priest and writer, 90?
• 2 September – Charles Williams-Wynn, politician, 74
• 19 December – George Williams, politician, 85