Drogheda United Football Club (Irish: Cumann Peile Dhroichead Átha Aontaithe) is an Irish association football club based in Drogheda, County Louth. The club are members of the League of Ireland First Division. They play their home matches at United Park.
The current club is the amalgamation of two former clubs in the town: Drogheda United, a non-league club founded in 1919; and Drogheda F.C., founded in 1962. The clubs merged their operations to form the current club in 1975 and have achieved success since 2005 by winning two Setanta Sports Cups, an FAI Cup, and their first league title, the 2007 League of Ireland.