Monarch - George V
Ulster Protestant League established.
Ulster Canal abandoned.
The Northern Ireland international soccer team change the colour of their shirt from blue to green.
Irish League
Irish Cup
24 January - Charles Harding Smith, loyalist paramilitary
15 February - John Erritt, Deputy Director of the British Government Statistical Service (died 2002).
8 April - Paddie Bell, folk singer (died 2005)
9 April - Patrick Walsh, Bishop of Down & Connor (1991 - )
15 April - Sir Kenneth Bloomfield, former head of the Northern Ireland Civil Service and a member of the Northern Ireland Victims Commission and the Independent Commission for the Location of Victims' Remains.
25 April - James Fenton, Ulster Scots poet.
15 June - Martin Smyth, Unionist politician and minister of the Presbyterian Church in Ireland.
28 June - John Morrow, Presbyterian minister and peace activist (died 2009)
29 June - Brian Hutton, Baron Hutton, former Law Lord.
4 July - Stephen Boyd, actor (died 1977).
5 August - Billy Bingham, footballer and football manager.
25 October - Jimmy McIlroy, former international soccer player.
31 December - Bob Shaw, science fiction novelist (died 1996).
1931 in Northern Ireland Wikipedia (Text) CC BY-SA
