48%RatingSave Gender Masculine Usage Italian Pronounced Pron. ko-STAN-tso [key·IPA] Meaning & HistoryExpand Links Italian form of Constans. Related NamesFamily Tree·Details Other Languages & CulturesConstant, Stan(Dutch) Constant(English) Constant(French) Constans(Late Roman) Surname DescendantCostanzo(Italian) Name DaysName Days? Italy: January 29Italy: May 14Italy: September 1