Willy vs Billy

Baby Name Comparison — 2026

Willy

Boy #4,354 Most Popular 2 Syllables

"resolute protector, determined guardian"

Origin: Germanic

English German Dutch American

37 High Risk

{:type=>:nickname, :severity=>:medium, :message=>"'Willy' can be twisted to 'willy'"}

Boy #1,051 Most Popular 2 Syllables

"resolute protector"

Origin: Old German via Norman French

English American Australian Irish

✓ All Clear

Willy Rank #4,354

Billy Rank #1,051

Billy is more popular, ranked #1051 vs #4354 for Willy.

Is Willy or Billy more popular?

Billy is more popular, ranked #1051 compared to Willy at #4354 in the United States.

What do Willy and Billy mean?

Willy means "resolute protector, determined guardian" (Germanic origin). Billy means "resolute protector" (Old German via Norman French origin).

Are Willy and Billy boy or girl names?

Willy is primarily a boy name. Billy is primarily a boy name.