Gedeon Chetvertinsky
Gedeon Svyatopolk-Chetvertinsky (, Hedeon (Svyatopolk-Chetvertynskyi)) was a Ruthenian prince and religious figure and Metropolitan of Kiev and all Rus'. He became the first Metropolitan of Kiev of the Russian Orthodox Church with help of the Hetman of Zaporizhian Host Ivan Samoylovych. Gedeon was born as Hryhoriy to starosta of Racibórz Zachary Svyatopolk-Chetvertynsky and Regina Chrenicka in Volhynian Voivodeship, Polish–Lithuanian Commonwealth. From 1660 to 1684 he was a bishop of Lutsk and Ostroh in Volhynia (today Volyn diocese).