Dušan Karol (born 19 May 1983) is a former professional tennis player from the Czech Republic.

Born in Jihlava, Karol was a right-handed player with a double-handed backhand.

As a junior, he achieved notable victories, including a win over Tomas Berdych at the Czech Indoor Championships and a match against Marcos Baghdatis where he didn't drop a game.

His junior career peaked at number seven in the world doubles.

Beyond his playing days, he took on the role of coach for Czech player Markéta Vondroušová.