Alexander Grebenkin
| Alexander Grebenkin | |
|---|---|
| Александр Гребёнкин | |
| Grebenkin in 2023 | |
| Born | 15 July 1982 Myski, USSR | 
| Status | Active | 
| Nationality | Russian | 
| Alma mater | Moscow Technical University of Communications and Informatics | 
| Occupation | Test cosmonaut | 
| Space career | |
| Roscosmos cosmonaut | |
| Rank | Captain, Russian Air Force | 
| Time in space | 235 days, 3 hours and 35 minutes | 
| Selection | 17th Cosmonaut Group (2018) | 
| Missions | SpaceX Crew-8 (Expedition 70/71/72) | 
| Mission insignia | |
Alexander Sergeyevich Grebenkin (Russian: Александр Сергеевич Гребёнкин; born 15 July 1982) is a Russian cosmonaut who flew on the SpaceX Crew-8 mission.
Before joining the cosmonaut corps, he served in the technical and operational units of the Air Force of the Aerospace Forces of the Russian Armed Forces.