Yury Onufriyenko, Ukrainian-Russian colonel, pilot, and astronaut
Col. Yuri Ivanovich Onufrienko (Russian: Юрий Иванович Онуфриенко, Ukrainian: Юрій Іванович Онуфрієнко; born 6 February 1961) is a retired Russian cosmonaut. He is a veteran of two extended spaceflights, aboard the space station Mir in 1996 and aboard the International Space Station in 2001–2002.