Fyodor Nikolayevich Yurchikhin (Russian: ????? ?????????? ???????, Greek: Te?d???? G????ts???? t?? ?????a??; born 3 January 1959) is a Russian cosmonaut of Greek descent, engineer and RSC Energia test-pilot who has flown on five spaceflights.
His first spaceflight was a 10-day Space Shuttle mission STS-112.
His second was a long-duration stay aboard the International Space Station (ISS) as a Flight Engineer for Expedition 15; for this mission he was launched in the Soyuz TMA-10 spacecraft.
He has undertaken two further long-duration stays aboard the ISS, as a crew member of Expedition 24 / 25.
For this mission he was launched with the spacecraft Soyuz TMA-19, and he landed in November 2010, also with the TMA-19 spacecraft.
He served as Soyuz Commander for his fourth mission aboard Soyuz TMA-09M, as Flight Engineer for Expedition 36 and ISS Commander for Expedition 37.
In April 2017, Yurchikhin launched on Soyuz MS-04 for the fifth spaceflight of his career, a six-month mission to the ISS as part of Expedition 51 and 52, for which he was the Commander.