1834 in Wales

Incumbents

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

  Events

• 12 February - The city of Bangor, Maine, is incorporated in the United States. It is said to have been named after the Welsh hymn tune "Bangor".
• 23 June - HMS Tartarus is launched at Pembroke Dock. It is the Royal Navy's first steam-powered man-of-war.
• 27 December - A ferry from Penally to Caldey sinks and 15 people drown.
• 29 December - The West of England and South Wales District Bank is established in Bristol.
• William Williams of Wern starts the "General Union" movement.
• The government begins to make grants of 50% towards the erection of new elementary schools in England and Wales; hence the Treasury awards £84 for a school to be set up at Abergwili.
• Border Breweries begin operation at the Nag's Head public house.
• Walter Rice Howell Powell inherits the Maesgwynne estate.

  Arts and literature

• At an eisteddfod held in Cardiff, Augusta Hall, Lady Llanover, wins a prize for her essay on the Welsh language. Taliesin Williams wins the chair.

  New books

• Sir Harford Jones Brydges - An Account of His Majesty's Mission to Persia in the years 1807-11
• Thomas Medwin - The Angler in Wales: Or, Days and Nights of Sportsmen
• John Humffreys Parry - The Cambrian Plutarch: Comprising Memoirs of Some of the Most Eminent Welshmen

  Music

• Foulk Robert Williams - Llyfr Cerddoriaeth o Gerddi Sion...

  Births

• 15 February - Sir William Henry Preece, engineer
• 31 March - Thomas Rees Jones, engineer and inventor
• 14 April - Arthur John Williams, lawyer, author and politician
• 2 July - Stuart Rendel, 1st Baron Rendel, politician
• 23 August - Hugh Owen Thomas, orthopaedic surgeon
• 16 October - Pryce Pryce-Jones, mail order entrepreneur
• 21 December - Griffith Rhys Jones, choirmaster and conductor
• date unknown - William Thomas, minister

  Deaths

• 17 February - John Thelwall, Welsh-descended orator, writer, political reformer, journalist, poet, elocutionist and speech therapist, 69
• 29 March - John Mytton, eccentric squire and politician of the Welsh border country, 37
• 13 May - John Jones, clergyman and writer, 58
• 20 June - John Wynne Griffith, politician, 71
• 9 July - Dafydd Cadwaladr, preacher, 82
• 11 August - William Crawshay I, industrialist
• 2 September - David Charles, hymn-writer