`` Sheehan '' is a common surname in County Cork .
Common surnames in the county include Buckley , Callaghan , Connell , Connolly , Connor , Corcoran , Cotter , Crowley , Fleming , Hurley , Lane , Lynch , McAuliffe , McCarthy , Moriarty , Murphy , O'Connor , O'Leary , O'Reilly , O'Sullivan , Sugrue , Sheehan , Smith
County Cork