Save Type Surname (from nickname) Usage Ukrainian, Russian, Belarusian Scripts Литвинчук(Ukrainian, Russian) Літвінчук(Belarusian) Pronounced Pron. [lʲɪt.ˈvʲin.ˈt͡ɕuk](Russian) [key·simplify] Meaning & History Derived from Russian литвин (litvin) historically denoting a Lithuanian or Belarusian person.