| Birth Date: | 28 April 1928 |
| Birth Place: | Stockholm, Sweden |
| Sport: | Swimming |
| Club: | Stockholms KK |
Karl Bengt Rask (28 April 1928 – 14 July 2024) was a Swedish swimmer who won a bronze medal relay medals in the 200 m breaststroke at the 1950 European Aquatics Championships. Two years later he competed in the same event at the 1952 Summer Olympics but was eliminated in the preliminaries.
Rask died on 14 July 2024, at the age of 96.[1]