Eustace is an English male name, which either comes from Eustachius, the Latin form of Ancient Greek Eustachys meaning “fruitful” from Greek elements eu (good) and stachus (ear of corn); or it could be derived from Ancient Greek Eustathius meaning “well built, stable, steadfast”, made up from Greek elements eu (good) and histemi (to stand up, to set up). Eustace is also a surname derived from the given name….