Meaning A boy's name of Portuguese origin, it means "good harvest; stability." Origin of Eustaquio Portuguese +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Eustaquio Similar Names Eustachio Dingxiang Sidro Eustachy Ekin Demetris Demitrius Wekesa Demetrois Berwin Year by Year Popularity of Eustaquio