Girl name origins & meanings German : Feminine version of William; Will + helmetTeutonic : Fierce protector Girl name variations Wiletta Wilette Wilhelmine Willa Willamina Willimina Wilma Wilhemine Wihelma Willette Wilmette Wyla Willie Willy Will Mina Minnie Minny Billie Billy Helma Vilma Guillelmine Guillemette Vilhelmina Famous people who gave their babies this name Taylor Hanson