| Janusz Zarenkiewicz | |
| Weight: | Super-heavyweight |
| Height: | 1.88 m |
| Nationality: | Polish |
| Birth Date: | 3 August 1959 |
| Birth Place: | Nowy Las, Opole Voivodeship, Poland |
| Style: | Orthodox |
Janusz Zarenkiewicz (born August 3, 1959) is a Polish former amateur boxer.[1] He won a bronze medal in the super-heavyweight division at the 1988 Summer Olympics, where he forfeited his semi-final fight to eventual gold medalist Lennox Lewis. Zarenkiewicz also won bronze at the 1985 European Championships and was a five-time Polish national champion.