Callan vs Arlo

Baby Name Comparison — 2026

Callan

Boy #242 Most Popular 2 Syllables

"little battle"

Origin: Scottish Gaelic

Scottish Irish American

✓ All Clear

Boy #146 Most Popular 2 Syllables

"fortified hill"

Origin: Old English

English American Australian

✓ All Clear

Callan Rank #242

Arlo Rank #146

Arlo is more popular, ranked #146 vs #242 for Callan.

Is Callan or Arlo more popular?

Arlo is more popular, ranked #146 compared to Callan at #242 in the United States.

What do Callan and Arlo mean?

Callan means "little battle" (Scottish Gaelic origin). Arlo means "fortified hill" (Old English origin).

Are Callan and Arlo boy or girl names?

Callan is primarily a boy name. Arlo is primarily a boy name.