| Zdeněk Groessl | |
| Fullname: | Zdeněk Groessl |
| Nationality: | Czech |
| Birth Date: | 8 September 1941 |
| Birth Place: | Plzeň, Protectorate of Bohemia and Moravia |
Zdeněk Groessl (8 September 1941 – 17 November 2023) was a Czech volleyball player who competed for Czechoslovakia in the 1968 and the 1972 Summer Olympics.
Groessl was born in Plzeň on 8 September 1941. In 1968 he was part of the Czechoslovak team which won the bronze medal in the Olympic tournament. He played all nine matches.
Four years later he finished sixth with the Czechoslovak team in the 1972 Olympic tournament. He played six matches.
Groessl died on 17 November 2023, at the age of 82.[1]