Casey vs Arlo

Baby Name Comparison — 2026

Casey

Boy #310 Most Popular 2 Syllables

Irish English American

✓ All Clear

Boy #146 Most Popular 2 Syllables

"fortified hill"

Origin: Old English

English American Australian

✓ All Clear

Casey Rank #310

Arlo Rank #146

Arlo is more popular, ranked #146 vs #310 for Casey.

Is Casey or Arlo more popular?

Arlo is more popular, ranked #146 compared to Casey at #310 in the United States.

What do Casey and Arlo mean?

Arlo means "fortified hill" (Old English origin).

Are Casey and Arlo boy or girl names?

Casey is primarily a boy name. Arlo is primarily a boy name.