| Intro | Weightlifter |
| Was |
Athlete Weightlifter |
| From | Germany |
| Type | Sports |
| Gender | male |
| Birth | 28 May 1908, Wanne-Eickel |
| Death |
14 November 1961 (aged 53 years) |
Karl Jansen the athlete should not be confused with Karl Jansen, M.D., Ph.D. author of Ketamine: Dreams and Realities
Karl Jansen (May 28, 1908 – November 13, 1961) was a German weightlifter who competed in the 1936 Summer Olympics. He was born in Wanne-Eickel. In 1936 he won the bronze medal in the lightweight class.