Sergei Fyodorov, Sergey Fedorov, Serhiy Fedorov or their combinations may refer to:
Sergei Fyodorov (surgeon) (1869–1936), Russian surgeon-urologist Sergei Fyodorov (painter) (born 1959), Russian icon painter Sergei Fedorov (born 1969), Russian ice hockey player Serhiy Fedorov (born 1975), Ukrainian football player