| First name and last name | Aleksandr Ivanchenkov |
| Date of birth | 28.09.1940 |
| Nationality | RUS |
| Space Agency | Russian Federal Space Agency (ROSCOSMOS) (RFSA) |
| Status | Retired |
| Type of astronaut | Government agency |
| Wikipedia | https://en.wikipedia.org/wiki/Aleksandr_Ivanchenko |
Aleksandr Sergeyevich Ivanchenkov (Russian: Алекса́ндр Серге́евич Иванче́нков; born 28 September 1940 ) is a retired Soviet cosmonaut who flew as Flight Engineer on Soyuz 29 and Soyuz T-6, he spent 147 days, 12 hours and 37 minutes in space.