This article is about the particular significance of the year 1836 to Wales and its people.

Incumbents

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

Events

• April - Completion of the Blaenau Ffestiniog Railway, the first narrow-gauge railway in the world.
• 10 May 21 men are killed in a mining accident at Plas-yr-Argoed, Mold, Flintshire.
• 21 June - An Act of Parliament is passed, allowing the construction of the Taff Vale Railway.
• Crawshay Bailey buys the Aberaman estate from the family of Anthony Bacon.
• Humphrey Gwalchmai launches the periodical Yr Athraw.
• The Philanthropic Order of True Ivorites is established in Wrexham by Thomas Robert Jones, it is Wales' first friendly society.
• The final known duel takes place in Wales, between MP Sir John Owen and former Tenby mayor William Richards. Richards is badly wounded.

Arts and literature

New books

• Thomas Price (Carnhuanawc) - Hanes Cymru a Chenedl y Cymry o'r Cynoesoedd hyd at Farwolaeth Llywelyn ap Gruffydd, vol. 1
• Rice Rees - An Essay on the Welsh Saints
• Thomas Roscoe - Wanderings and Excursions in North Wales
• Samuel Prideaux Tregelles - Passages in the Old Testament connected with the Revelation
• John Williams (Ab Ithel) - Eglwys Loegr yn Anymddibynol ar Eglwys Rhufain

Music

• John David Edwards - Original Sacred Music

Births

• 15 March - Griffith Jones (Glan Menai), teacher and author (d. 1906)
• 1 April - John Owen, balladeer (d. 1915)
• 26 May - Sir John Dillwyn-Llewellyn, 1st Baronet, politician (d. 1927)
• 5 July - Evan Herber Evans, Nonconformist leader (d. 1896)
• 6 October - Allen Raine, novelist (d. 1908)
• 20 October - Daniel Owen, novelist (d. 1895)
• 9 November
  • Isaac Foulkes, newspaper proprietor (d. 1904)
  • Arthur Charles Humphreys-Owen, politician (d. 1905)

Deaths

• 11 August - William Williams (Gwilym Twrog), poet, 67
• 24 August Sir Christopher Cole, Royal Navy officer and politician
• 22 November - Peter Bailey Williams, clergyman and writer, 73