Dungannon is a town in County Tyrone, Northern Ireland. It is the second-largest town in the county and had a population of 16,282 at the 2021 Census. The Dungannon and South Tyrone Borough Council had its headquarters in the town, though since 2015 the area has been covered by Mid-Ulster District Council.

County Tyrone is one of the six counties of Northern Ireland, one of the nine counties of Ulster and one of the thirty-two traditional counties of Ireland. Its county town is Omagh.