Billy - name meaning, origin

The girl's name Billy \b(il)-ly\, also used as boy's name Billy, is a variant of Billie (Old English) and Wilhelmina (Old German), and the meaning of Billy is "will helmet, protection".

The baby name Billy sounds like Bailly, Billye, Billi, Billa and Billey. Other similar baby names are Milly, Cilly, Gilly, Hilly, Jilly, Lilly, Tilly and Willy.

Billy is a very common first name for women (#1481 out of 4276) and also a very common last name for both men and women (#8671 out of 88799). (1990 U.S. Census)

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