Kasatkin (, from касатка meaning killer whale, swallow or small bird) is a Russian masculine surname; its feminine counterpart is Kasatkina. An American variant is Kassatkin. It may refer to:
Daria Kasatkina (born 1997), Russian and Australian tennis player Ivan Kasatkin, birth name of Nicholas of Japan (1836–1912), a Russian Orthodox priest, monk, and saint Lyudmila Kasatkina (1925–2012), Russian actress
Nikolay Kasatkin (1859–1930), a Russian/Soviet painter
Tatyana Kasatkina (born 1963), a Russian philosopher, philologist, culture expert, religious scholar and writer , Soviet professor, rector of the Moscow State University in 1930–1934
See also
ru:Касаткин