Union Theological College is the theological college for the Presbyterian Church in Ireland and is situated in Belfast, Northern Ireland. It is governed by the Council for Training in Ministry. It has been responsible for training people for ministry in the Presbyterian Church in Ireland and also runs courses open to the wider public, including distance learning courses offered through BibleMesh.

The Presbyterian Church in Ireland is the largest Presbyterian denomination in the Republic of Ireland, and the largest Protestant denomination in Northern Ireland. Like most Christian churches in Ireland, it is organised on an all-island basis, in both Northern Ireland and the Republic of Ireland. The church has approximately 210,000 members.