Arlo vs Oliver

Baby Name Comparison — 2026

Arlo

Boy #146 Most Popular 2 Syllables

"fortified hill"

Origin: Old English

English American Australian

✓ All Clear

Boy #3 Most Popular 3 Syllables

"olive tree"

Origin: Latin

English French Scandinavian

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Arlo Rank #146

Oliver Rank #3

Oliver is more popular, ranked #3 vs #146 for Arlo.

Is Arlo or Oliver more popular?

Oliver is more popular, ranked #3 compared to Arlo at #146 in the United States.

What do Arlo and Oliver mean?

Arlo means "fortified hill" (Old English origin). Oliver means "olive tree" (Latin origin).

Are Arlo and Oliver boy or girl names?

Arlo is primarily a boy name. Oliver is primarily a boy name.