1867 in Wales

Incumbents

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

  Events

• 3 June – The opening of the Anglesey Central Railway to passenger traffic links Amlwch to the rail network for the first time.
• 19 August – The Victoria pier at Rhyl, built at a cost of £23,000, opens to the public.
• 2 September – The Carnarvonshire Railway opens throughout, connecting Carnarvon and Portmadoc.
• 10 October – Barmouth Bridge across the Mawddach estuary opens to rail traffic, linking Barmouth to the rail network for the first time.
• 27 October – A sailing ship, the Earl of Chester, is wrecked off Rhosneigr, Anglesey, with the loss of 14 lives.
• 8 November – 178 miners are killed in an accident at Ferndale Colliery, Rhondda.
• date unknown
• *John Graham Chambers revises the Marquess of Queensberry rules for boxing.
• *Celtic Congress held at Saint-Brieuc in Brittany.
• *The Bronze Age cairns at Llanmadoc Hill are excavated and finds recorded.

  Arts and literature

Awards

• At the National Eisteddfod of Wales held at Carmarthen, a crown is presented for the first time.

  New books

• Rhoda Broughton – Cometh Up as a Flower
• Edward Hamer – The Chartist Outbreak at Llanidloes
• Jabez Edmund Jenkins – Egin Awen, yn cynnwys awdlau, cywyddau
• Charles Octavius Swinnerton Morgan - Penhow Castle
• William Thomas – Caniadau
• Alfred Russel Wallace – The Malay Archipelago
• Charles Wilkins – The History of Merthyr Tydfil

  Music

• David Roberts – Llyfr y Psalmau

  Sport

• Boxing – The "Marquess of Queensberry rules", formulated by John Graham Chambers, are published.

  Births

• 10 March
• *Sir William James Thomas, Baronet, philanthropist
• *William Llewelyn Williams, politician
• *10 April – Courtenay Morgan, 1st Viscount Tredegar, peer
• 2 May – Eliseus Williams, poet
• 13 May – Frank Brangwyn, artist
• 15 May – Sir Henry Stuart Jones, academic
• 21 May – John Thomas Job, poet
• 26 May – Mary of Teck, later Princess of Wales 1901–1910
• 29 September – John Richard Williams, poet
• 6 October – Rosser Evans, Wales international rugby player
• 12 October – Lyn Harding, actor
• 2 November – Owen Glynne Jones, mountaineer
• 28 November – James Richard Atkin, judge
• 18 December – David Watts Morgan, Member of Parliament for Rhondda East
• date unknown
• *Mia Arnesby Brown, born Mia Sarah H. Edwards, painter of children's portraits
• *Fred Hutchinson, rugby player

  Deaths

• 15 February – Walter Coffin, industrialist, 82
• 18 February – Edward Roberts, poet, 48
• 27 April – Benjamin Hall, 1st Baron Llanover, industrialist, 64
• 4 August – William Crawshay II, industrialist, 79
• 12 September – Robert Fulke Greville, landowner and politician, 67
• 16 November – Thomas Aubrey, Methodist minister, 59
• 1 December – William Thomas, Guardian of Aborigines in Australia, 74