Hryhorchuk
Hryhorchuk is a Ukrainian surname derived from the given name "Hryhor", or Gregory. A variant Ryhorchuk is derived form the simplified variant "Ryhor" of the given name "Hryhor".
- The Russified form is Grigorchuk.
- Belarusian forms: Hryharchuk, Grygarchuk, or Ryharchuk.
- Polonized form: Gregorczuk.
- Lithuanized: Grigorčukas, Gregorčukas