St Patrick's College (Irish: Coláiste Phádraig), often known as St Pat's,[1] was a third level institution in Ireland, the leading function of which was as the country's largest primary teacher training college, which had at one time up to 2,000 students.

All humanities-based courses at the former St Patrick's were then absorbed by DCU's Faculty of Humanities and Social Sciences.

The college developed a number of arts and humanities undergraduate and postgraduate courses with DCU.

[6] Daire Keogh, of the history department, was the 14th and last president of the college, from 2012 to 2016, taking over from fellow historian Pauric Travers (1999-2012), in September 2012.

[9] Notable buildings on the campus include Belvedere House which was built c. 1660 by Robert Booth, Lord Chief Justice of Ireland.

[13] St Pat's were invited to enter the Dublin Senior Football Championship under the name Erins Hope.

In 2007 Erins Hope failed to field a team for the Dublin championship and had to withdraw from the tournament.