Horst Bleeker
| Personal information | |
|---|---|
| Nationality | West Germany | 
| Born | 17 June 1938 Bremen, Germany  | 
| Died | 6 October 2023 (aged 85) | 
| Sport | |
| Sport | Swimming | 
| Strokes | Freestyle, backstroke | 
| Club | Bremer Sport-Club | 
Horst Bleeker (born 17 June 1938 – 6 October 2023) was a former competition swimmer from Germany. He represented the United Team of Germany at the 1956 Summer Olympics in the 100-metre freestyle and 4×200-metre freestyle relay and finished in fifth place in the relay.
He won three national titles: in the 100-metre (1959), 200-metre (1957) and 400-metre freestyle (1957).
Bleeker died on 6 October 2023, at the age of 85.