In East Slavic languages, Fedorovich or Fyodorovich (transliteration from Ukrainian: Fedorovych) may be a patronymic part of a personal name or a patronymic surname, both derived from the given name Fedor, Theodor, literally meaning "son of Fedor". The Polish-language spelling is Fedorowicz.

Notable people with this surname include:

Notable people addressed by this patronymic include: