Heather Mae Forsyth (born August 1, 1950) is a Canadian politician. She was named interim leader of the Wildrose Party on December 22, 2014, following the defection of the previous leader, Danielle Smith, and eight other MLAs. Forsyth is a former member of the Legislative Assembly of Alberta representing the constituency of Calgary-Fish Creek as a Wildrose Alliance representative. She was a Progressive Conservative until she crossed the floor on January 4, 2010.