Joseph Devlin, Northern Irish political leader (Nationalist Party (Northern Ireland)) (died 1934)

Joseph Devlin was an Irish journalist and influential nationalist politician. He was a Member of Parliament (MP) for the Irish Parliamentary Party in the House of Commons of the United Kingdom. Later Devlin was an MP and leader of the Nationalist Party in the Parliament of Northern Ireland. He was referred to as "the duodecimo Demosthenes" by the Irish politician Tim Healy which Devlin took as a compliment.

The Nationalist Party was the continuation of the Irish Parliamentary Party (IPP), and was formed after the partition of Ireland, by the Northern Ireland-based members of the IPP.

February 13 is the 44th day of the year in the Gregorian calendar; 321 days remain until the end of the year.