Krzysztof Marek Kolomanski (born 16 August 1973 in Opoczno) is a Polish slalom canoeist who competed at the international level from 1990 to 2000.
Competing in three Summer Olympics, he won a silver medal in the C2 event in Sydney in 2000.
Kolomanski also won two medals in the C2 event at the ICF Canoe Slalom World Championships with a gold in 1995 and a silver in 1999.
He also has three medals from the European Championships (1 silver and 2 bronzes).His partner in the C2 boat throughout the whole of his active career was Michal Staniszewski.