Ollie vs Kellen

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 #1,031 Most Popular 2 Syllables

"slender, narrow"

Origin: Irish Gaelic 'caol'

Irish American German

✓ All Clear

Ollie Rank #1,044

Kellen Rank #1,031

Kellen is more popular, ranked #1031 vs #1044 for Ollie.

Is Ollie or Kellen more popular?

Kellen is more popular, ranked #1031 compared to Ollie at #1044 in the United States.

What do Ollie and Kellen mean?

Ollie means "olive tree" (Latin via English origin). Kellen means "slender, narrow" (Irish Gaelic 'caol' origin).

Are Ollie and Kellen boy or girl names?

Ollie is primarily a boy name. Kellen is primarily a boy name.