80%RatingSave Gender Masculine Usage Ukrainian Scripts Остап(Ukrainian) Meaning & HistoryExpand Links Ukrainian form of Eustathius. Related NamesFamily Tree·Details Rootseu + histemiOther Languages & CulturesEustathios, Eustathius(Ancient Greek) Eustace(English) Eustache(French) Efstathios, Stathis(Greek) Stace(Medieval English) PopularityDetails Last ranked #14 in 2022 Ukraine (Lviv) People think this name isRate·Details classic youthful formal upper class natural wholesome strong refined strange complex serious Name DaysName Days? Poland: February 20Poland: March 29Poland: July 16Poland: September 20Poland: October 12 Categories flora, food, goodness, isograms, plants, vegetables