Arlo vs Liam

Baby Name Comparison — 2026

Arlo

Boy #146 Most Popular 2 Syllables

"fortified hill"

Origin: Old English

English American Australian

✓ All Clear

Boy #1 Most Popular 2 Syllables

"strong-willed warrior"

Origin: Irish

Irish English American

✓ All Clear

Arlo Rank #146

Liam Rank #1

Liam is more popular, ranked #1 vs #146 for Arlo.

Is Arlo or Liam more popular?

Liam is more popular, ranked #1 compared to Arlo at #146 in the United States.

What do Arlo and Liam mean?

Arlo means "fortified hill" (Old English origin). Liam means "strong-willed warrior" (Irish origin).

Are Arlo and Liam boy or girl names?

Arlo is primarily a boy name. Liam is primarily a boy name.