Frank Troosters (born 8 November 1970) is a Belgian politician for Vlaams Belang and a member of the Chamber of Representatives.
Troosters is a city councilor for Vlaams Belang in Hasselt and leads the local faction of the party there. In 2018, Troosters opposed the construction of a new mosque in Hasselt and in 2020, led a protest with VB leader Tom Van Grieken against turning a hotel in the district into a refugee and migrant housing centre. Troosters has also been an MP in the federal parliament for the Limburg constituency since 2019.