Dietmar Kolbus

Dietmar Kolbus (born January 17, 1966) is a German chess player who resides in and plays for the Isle of Man.

Chess career
In October 2014, Kolbus was defeated by Abhijeet Gupta at the start of the Poker Masters Isle of Man International chess tournament.

Kolbus competed in the FIDE Grand Swiss Tournament 2023, where he was the bottom seed. He managed to hold draws against Adhiban Baskaran, Adham Fawzy, and Alexandr Fier.