58%RatingSave Gender Masculine Usage Polish (Archaic) Meaning & HistoryExpand Links Polish form of Eustachius (see Eustace). Related NamesFamily Tree·Details Rootseu + stachysOther Languages & CulturesStaas(Dutch) Eustace(English) Eustache(French) Eustachio(Italian) Eustachius(Late Roman) Stace(Medieval English) Eustáquio(Portuguese (Brazilian)) Eustaquio(Spanish) Yevstakhiy(Ukrainian) Name DaysName Days? Poland: February 20Poland: March 29Poland: July 16Poland: September 20Poland: October 3Poland: October 12 Categories flora, food, goodness, plants, vegetables