Yury Artyukhin
Nationality: Russian
Russian Federal Space Agency (ROSCOSMOS)
Deceased
Oleg Atkov
Nationality: Russian
Russian Federal Space Agency (ROSCOSMOS)
Retired
Toktar Aubakirov
Nationality: Kazakh
Russian Federal Space Agency (ROSCOSMOS)
Retired
Sergei Avdeyev
Nationality: Russian
Russian Federal Space Agency (ROSCOSMOS)
Retired
Aleksandr Nikolayevich Balandin
Nationality: Russian
Russian Federal Space Agency (ROSCOSMOS)
Retired
Yuri Baturin
Nationality: Russian
Russian Federal Space Agency (ROSCOSMOS)
Retired
Patrick Baudry
Nationality: French
National Center of Space Research
Retired
Ivan Bella
Nationality: Slovak
Russian Federal Space Agency (ROSCOSMOS)
Retired
Pavel Belyayev
Nationality: Russian
Russian Federal Space Agency (ROSCOSMOS)
Deceased
Georgy Beregovoy
Nationality: Russian
Russian Federal Space Agency (ROSCOSMOS)
Deceased
Anatoly Berezovoy
Nationality: Russian
Russian Federal Space Agency (ROSCOSMOS)
Deceased
Roberta Bondar
Nationality: Canadian
Canadian Space Agency
Retired