Gender masculine Γερώνυμος is a variant of Greek name Ιερώνυμος.Feasts and saints related to given name Γερώνυμος St Jérôme Feast day June 15 When is Γερώνυμος's name day? Γερώνυμος's Day is celebrated on June 15 in memory of St Jérôme. Transcriptions Yeronymos(la) Geronymos(la) Log in or register to post comments Be the first to rate this name Leave this field blank