Killygordon is a small village in the Finn Valley in the east of County Donegal, Ireland. As of 2022, the population was 716. It is located on the N15 between Stranorlar and Castlefin. The separate hamlet of Crossroads, locally known as The Cross, lies half a mile from Killygordon. The other nearby hamlet and townland of Liscooley is about 2 miles from Killygordon. The River Finn passes by the village on its way towards its confluence with the River Mourne and the River Foyle.