Arlo vs Casey

Baby Name Comparison — 2026

Arlo

Boy #146 Most Popular 2 Syllables

"fortified hill"

Origin: Old English

English American Australian

✓ All Clear

Boy #310 Most Popular 2 Syllables

Irish English American

✓ All Clear

Arlo Rank #146

Casey Rank #310

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

Is Arlo or Casey more popular?

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

What do Arlo and Casey mean?

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

Are Arlo and Casey boy or girl names?

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