Ollie vs Billy

Baby Name Comparison — 2026

Ollie

Boy #1,044 Most Popular 2 Syllables

"olive tree"

Origin: Latin via English

English American British Scandinavian

12 High Risk

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

Boy #1,051 Most Popular 2 Syllables

"resolute protector"

Origin: Old German via Norman French

English American Australian Irish

✓ All Clear

Ollie Rank #1,044

Billy Rank #1,051

Ollie is more popular, ranked #1044 vs #1051 for Billy.

Is Ollie or Billy more popular?

Ollie is more popular, ranked #1044 compared to Billy at #1051 in the United States.

What do Ollie and Billy mean?

Ollie means "olive tree" (Latin via English origin). Billy means "resolute protector" (Old German via Norman French origin).

Are Ollie and Billy boy or girl names?

Ollie is primarily a boy name. Billy is primarily a boy name.