Gender masculine Τζαννής is a variant of Italien name Gianni.Feasts and saints related to given name Τζαννής Synaxis of Prophet Forerunner and Baptist John Feast day January 7 When is Τζαννής's name day? Τζαννής's Day is celebrated on January 7 in memory of Synaxis of Prophet Forerunner and Baptist John. Transcriptions Tzannis (la) Log in or register to post comments Be the first to rate this name Leave this field blank