| Birth Date: | 27 April 1940 |
| Birth Place: | Düsseldorf, Germany |
| Sport: | Swimming |
| Club: | Blau-Weiß Bochum |
Birgit Klomp (born 27 April 1940) is a retired German freestyle swimmer who won a bronze medal at the 1954 European Aquatics Championships. She competed at the 1956 Summer Olympics in the 100 m and freestyle events and finished fourth in the relay. She won three national titles in the 100 m (1955, 1956) and 400 m freestyle (1955).[1]
Her husband, Friedrich Osselmann (b. 1934), is a retired German water polo player who competed in the 1956 and 1960 Olympics. Their son, Rainer Osselmann, competed in water polo at the 1984 and 1988 Olympics.