Porturlan is a townland in the civil parish of Templeport, County Cavan, Ireland. It lies in the Roman Catholic parish of Templeport and barony of Tullyhaw.

Templeport is a civil parish in the barony of Tullyhaw, County Cavan, Ireland. The chief towns in the parish are Bawnboy and Ballymagauran. The large Roman Catholic parish of Templeport containing 42,172 statute acres was split up in the 18th & 19th centuries into three new parishes, Templeport, Corlough and Glangevlin.