Calum vs Billy

Baby Name Comparison — 2026

Calum

Boy #907 Most Popular 2 Syllables

"dove"

Origin: Latin

Scottish Irish British Canadian

✓ All Clear

Boy #1,051 Most Popular 2 Syllables

"resolute protector"

Origin: Old German via Norman French

English American Australian Irish

✓ All Clear

Calum Rank #907

Billy Rank #1,051

Calum is more popular, ranked #907 vs #1051 for Billy.

Is Calum or Billy more popular?

Calum is more popular, ranked #907 compared to Billy at #1051 in the United States.

What do Calum and Billy mean?

Calum means "dove" (Latin origin). Billy means "resolute protector" (Old German via Norman French origin).

Are Calum and Billy boy or girl names?

Calum is primarily a boy name. Billy is primarily a boy name.