Otto vs Arlo

Baby Name Comparison — 2026

Otto

Boy #274 Most Popular 2 Syllables

"wealth, fortune, prosperity"

Origin: Old High German

German Scandinavian Italian English

✓ All Clear

Boy #146 Most Popular 2 Syllables

"fortified hill"

Origin: Old English

English American Australian

✓ All Clear

Otto Rank #274

Arlo Rank #146

Arlo is more popular, ranked #146 vs #274 for Otto.

Is Otto or Arlo more popular?

Arlo is more popular, ranked #146 compared to Otto at #274 in the United States.

What do Otto and Arlo mean?

Otto means "wealth, fortune, prosperity" (Old High German origin). Arlo means "fortified hill" (Old English origin).

Are Otto and Arlo boy or girl names?

Otto is primarily a boy name. Arlo is primarily a boy name.