Ondrej Soukup (born 2 May 1951) is a Czech music composer.
He has written soundtracks for twenty feature films, including Jan Sverák's Kolya, an Academy Award-winner for best foreign film in 1997, and Dark Blue World, for which Soukup received his second Czech Lion award for best soundtrack in 2001.
Ondrej was also a jury member for the talent show Cesko Hledá SuperStar.