| Josef Vacek | |
| Nationality: | Czech |
| Sport: | Weightlifting |
| Birth Date: | 18 July 1900 |
Josef Vacek (born 18 July 1900, date of death unknown) was a Czech weightlifter. He competed in the men's featherweight event at the 1928 Summer Olympics, where he placed joint 8th overall (along with Turkey's Cemal Erçman) in a field of 21 competitors.[1]