Frank Dermody (born May 29, 1951) is a Democratic member of the Pennsylvania House of Representatives, representing the 33rd Legislative District since 1991.
His district is located in northeastern Allegheny County, including Brackenridge, Cheswick, East Deer, Fawn, Frazer, Harmar, Harrison, Indiana, Oakmont, part of Plum, Springdale, Tarentum, and West Deer.Dermody has served as House Minority Leader since January 4, 2011.
He was elected Democratic floor leader on November 17, 2010, after incumbent Todd Eachus was defeated in his bid for re-election.