Kirill Alexandrovich Peskov is a Russian cosmonaut who served as a flight engineer as part of the long-duration Expedition 72 and 73 missions to the International Space Station flying aboard SpaceX Crew-10. Selected as a cosmonaut in 2018 as part of Roscosmos Group 17, he has undergone extensive training at the Yuri Gagarin Cosmonaut Training Center. Before joining the cosmonaut corps, he was a commercial pilot, serving as a first officer for Ikar Airlines on Boeing 757 and 767 aircraft.