Jan Van der Roost (born Duffel, 1956) is a Belgian composer.
[1] Since 1984 Van der Roost is a professor of counterpoint and fugue at the Lemmensinstituut.
He is also a guest professor at the Shobi Institute of Music, the Nagoya University of Arts, and Senzoku Gakuen.
[citation needed] Since 1988, Van der Roost exclusively writes music on commission.
He frequently incorporates characteristics of the place he received his commission from into his music.