Alex vs Arlo

Baby Name Comparison — 2026

Alex

Boy #205 Most Popular 2 Syllables

"defender of men"

Origin: Greek

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Boy #146 Most Popular 2 Syllables

"fortified hill"

Origin: Old English

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Alex Rank #205

Arlo Rank #146

Arlo is more popular, ranked #146 vs #205 for Alex.

Is Alex or Arlo more popular?

Arlo is more popular, ranked #146 compared to Alex at #205 in the United States.

What do Alex and Arlo mean?

Alex means "defender of men" (Greek origin). Arlo means "fortified hill" (Old English origin).

Are Alex and Arlo boy or girl names?

Alex is primarily a boy name. Arlo is primarily a boy name.