| Oldřich Pelčák | |
| Nationality: | Czech |
| Birth Date: | 2 November 1943 |
| Birth Place: | Zlín, Protectorate of Bohemia and Moravia |
| Selection: | Air Force Group 6 |
| Missions: | Soyuz 28 (backup) |
Oldřich Pelčák (2 November 1943 – 7 October 2023) was a Czech cosmonaut and engineer. He graduated from Gagarin Air Force Academy. In 1976, Pelčák was selected as backup for fellow Czech Vladimír Remek for the Soyuz 28 mission.[1] Remek was the first man in space who was neither American nor Soviet. Pelčák, who did not fly in space, died on 7 October 2023, at the age of 79.[2]