Baby Name Studio

Boy Name · Germanic Origin

Billy

Top 250 · 5 letters · Resolute protector

Last reviewed: June 2026

Billy — a boy name from the Germanic tradition — is a popular favorite that still feels personal. Its meaning, "Resolute protector", anchors the name in something deeper than sound alone. If Billie is on your shortlist, Billy belongs in the same conversation.

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Frequently asked about Billy

What does the name Billy mean?

Billy means "Resolute protector" and is of Germanic origin.

What is the origin of Billy?

Billy originates in Germanic naming tradition. Names of Germanic origin often share recognizable sounds and cultural roots that shape how the name reads today.

How do you pronounce Billy?

Billy has 5 letters and is most commonly stressed on the first syllable. Tap the pronunciation player on this page to hear it spoken aloud.

Is Billy a boy's or girl's name?

Billy is primarily used as a boy's name in US records, though usage can vary by region and era.

How popular is Billy in 2026?

In our 2026 popularity tracker, Billy sits in the Top 250 tier — a popular favorite that still feels personal.

What names are similar to Billy?

Names that share Billy's sound and style include Billie, Bill, Billi, Billey, Buell. Open the "Names like Billy" rail on this page for the full list.