Gillygooly is a small village and townland west of Omagh in County Tyrone, Northern Ireland. In the 2001 Census it had a population of 72 people. It lies within the Omagh District Council area. The earliest reference to the townland of Gillygooly is the anglicisation Killagauland from c1655, which may be from Irish: Coill na Gualann, meaning "wood of the hill-shoulder".