| Country: | (until 2021) (after 2021) |
| Birth Date: | 17 January 1966 |
| Birth Place: | Rahden, Germany |
| Death Place: | Biel, Switzerland |
| International Master (2005) | |
| Peakrating: | 2419 (January 2006) |
| Fideid: | 4610628 |
Dietmar Kolbus (January 17, 1966 - July 22, 2024[1]) was a German chess player who resided in and played for Germany and the Isle of Man.
Kolbus moved to Trier in the 1980s to study computer science, and also joined the SG Trier Bundesliga Chess Team. He later sponsored the team, moving them into the 4NCL.
In October 2014, Kolbus was defeated by Abhijeet Gupta at the start of the Poker Masters Isle of Man International chess tournament.[2]
Kolbus competed in the FIDE Grand Swiss Tournament 2023, where he was the bottom seed.[3] [4] He managed to hold draws against Adhiban Baskaran, Adham Fawzy, and Alexandr Fier.
Kolbus died on July 22 2024 while playing at the Biel Chess Festival 2024.[5]
Off the chessboard, he was a programmer for SAP.[6]