1950 in Northern Ireland

• Monarch - George VI

• 12 March - Llandow air disaster: 83 people die when a plane carrying Welsh rugby fans home from Belfast crashes in South Wales.[1]
• 12 May - Nationalist Senators and MPs in Northern Ireland ask the government of the Republic to give Northern-elected representatives seats in the Dáil and Seanad.
• 3 July - Ulster Transport Authority closes the Ballycastle Railway[2] and the Ballymena and Larne Railway.[3]

• September - Poet Philip Larkin takes up a 5-year post as sub-librarian at Queen's University Belfast.

This was the only year where Ireland didn't participate at the Commonwealth Games. (British Empire Games)

• 22 January - Paul Bew, professor of Irish politics at Queen's University of Belfast.
• 16 February - Peter Hain. 16th Secretary of State for Northern Ireland.
• 12 April - Donal McKeown, Auxiliary Bishop in The Diocese of Down and Connor.
• 23 May - Martin McGuinness, Sinn Féin MP, MLA and Deputy First Minister (died 2017).
• 23 June - Martin O'Hagan, journalist (died 2001).
• 9 July - Alban Maginness, SDLP MLA.
• 12 August - Medbh McGuckian, poet.
• 28 September - Brian Keenan, writer and hostage in Lebanon.
• Denis Donaldson, volunteer in the Provisional Irish Republican Army, member of Sinn Féin, exposed in 2005 as an informer (died 2006).

• 20 July - Herbert Dixon, 1st Baron Glentoran, Unionist politician (born 1880).
• James Sleator, painter (born 1889).

• 1950 in Scotland
• 1950 in Wales