Mark Retera (born 16 May 1964, Eindhoven) is a Dutch cartoonist, best known for his absurd gag comic DirkJan. He is the winner of the 2004 Stripschapprijs.[1] He also draws caricatures for the Dutch weekly Panorama.
Retera studied cognitive science at the current Radboud University Nijmegen before turning full-time artist.