Monarch - George V
10 March - The Prime Minister of Northern Ireland, James Craig, announces the impending dissolution of the parliament. He says the election will be fought on the Boundary Commission.
16 March - At a meeting of the Boundary Commission in County Down witnesses from Newry and Kilkeel support being included in the Irish Free State.
2 June - Foundation stone for the west front of St Anne’s Cathedral, Belfast, is laid by Governor of Northern Ireland, the Duke of Abercorn.
3 December - A settlement on the boundary question is presented in London. The commission recommends no change to the border.
International
Irish League
Irish Cup
20 February - Norman Miscampbell, British Conservative Party MP (died 2007).
5 March - George G. Hall, applied mathematician and scientist.
8 March - Paddy Devlin, a founder of the SDLP, a member of the 1974 Power Sharing Executive and author. (died 1999).
23 April - Johnny McCauley, singer/songwriter.
17 October - Len Graham, footballer (died 2007).
James Bingham, artist.
1925 in Northern Ireland Wikipedia (Text) CC BY-SA