Tomas Ross (Den Bommel, 16 September 1944) is a Dutch writer who is famous for his historical criminal thrillers.
He was born as Willem Pieter Hogendoorn in Den Bommel (Goeree-Overflakkee). He has used the pseudonym Tomas Ross since 1980. His father P.G. Hogendoorn was a member of a resistance group during the 2nd world war.