Kilcronaghan (from Irish Cill Chruithneacháin 'Church of St. Crunathan') is a civil parish in County Londonderry, Northern Ireland. Containing one major settlement, Tobermore, and lying on the descending slope of Slieve Gallion, Kilcronaghan is bordered by the civil parishes of Ballynascreen, Desertmartin, Maghera, and . It lies within the former historic barony of Loughinsholin and is situated in Mid-Ulster District. As an ecclesiastical parish it lies within the Diocese of Derry and Raphoe.