| First name and last name | Dirk Frimout |
| Date of birth | 21.03.1941 |
| Nationality | BEL |
| Space Agency | European Space Agency (ESA) |
| Status | Retired |
| Type of astronaut | Government agency |
| Wikipedia | https://en.wikipedia.org/wiki/Dirk_Frimout |
STS-45
Flew as Belgian payload specialist on the ATLAS-1 mission (STS-45) from 24 March 1992 until 2 April 1992. The STS-45 mission marked the first flight of the Atmospheric Laboratory for Applications and Science-1 (ATLAS-1), mounted on non-deployable Spacelab pallets in the orbiter cargo bay.