Girl name origins & meanings Teutonic : Fierce protector Girl name variations Willa Wilma Wilhelmina Willamina Wilhemine Wihelma Wilmette Wyla Willie Willy Will Mina Minnie Minny Billie Billy Helma Vilma Guillelmine Guillemette Vilhelmina Family name origins & meanings English : from a pet form of Will 1.Americanized form of French Ouellette.