67%RatingSave Gender Masculine Usage Greek Scripts Ευστάθιος(Greek) Pronounced Pron. /ef.ˈsta.θi.os/ [key·simplify] Meaning & HistoryExpand Links Modern Greek form of Eustathios. Related NamesFamily Tree·Details Rootseu + histemiDiminutiveStathisOther Languages & CulturesEustathios, Eustathius(Ancient Greek) Eustace(English) Eustache(French) Stace(Medieval English) Ostap(Ukrainian)