1949 in Northern Ireland

Centuries:	; ; 20th; 21st; ;
Decades:	1920s; 1930s; 1940s; 1950s; 1960s;
See also:	1949 in the United Kingdom; 1949 in Ireland; Other events of 1949; List of years in Northern Ireland;

Incumbents

17 April — At midnight 26 counties officially leave the British Commonwealth. A 21-gun salute on O'Connell Bridge, Dublin, ushers in the Republic of Ireland.
3 May — The British Government passes an act guaranteeing the position of Northern Ireland as part of the United Kingdom as long as a majority of its citizens want it to be. The government also recognises the existence of the Republic of Ireland.
10 May — The Oireachtas motion calls a "Protest Against Partition" because of the Ireland Act provisions.
13 May — John A. Costello, Éamon de Valera, William Norton and Seán MacBride share a platform to protest the British government's attitude to the constitutional status of Northern Ireland.
25 May — The Princess Elizabeth and The Duke of Edinburgh receive the freedom of Belfast during a visit to the city.
8 November — Street names in any language other than English are prohibited by an Amendment to a Bill passed in the Senate of Northern Ireland.

Winners: Linfield

Winners: Derry City 1–0 Glentoran

Belfast Celtic withdrew from the Irish League at the end of a season which had seen crowd trouble at a match against Linfield five months earlier.

14 January — Donovan McClelland, Social Democratic and Labour Party politician.
25 January — Tom Paulin, poet and critic.
23 February — Christopher Harte, cricketer.
17 March — Pat Rice, footballer and football coach.
18 March — Alex Higgins, snooker player.
1 April — Sammy Nelson, footballer.
8 April — Graham Crothers, cricketer.
6 August — Alan Campbell, Pentecostal pastor.
1 September — Alasdair McDonnell, Social Democratic and Labour Party MP and MLA.
6 September — Iris Robinson, Democratic Unionist Party MP for Strangford and member of the Northern Ireland Assembly.
18 September — Mo Mowlam, English-born 11th Secretary of State for Northern Ireland.

2 March — Cecil Lowry-Corry, 6th Earl Belmore, High Sheriff and councillor (born 1873).
2 August — William Lyle, Ulster Unionist Party member of the House of Commons of Northern Ireland for Queen's University Belfast and medical practitioner (born 1871).
19 September — George Shiels, dramatist (born 1886).