Marcus vs Arlo

Baby Name Comparison — 2026

Marcus

Boy #256 Most Popular 2 Syllables

"of Mars, warlike"

Origin: Latin

Roman English German Scandinavian African-American

✓ All Clear

Boy #146 Most Popular 2 Syllables

"fortified hill"

Origin: Old English

English American Australian

✓ All Clear

Marcus Rank #256

Arlo Rank #146

Arlo is more popular, ranked #146 vs #256 for Marcus.

Is Marcus or Arlo more popular?

Arlo is more popular, ranked #146 compared to Marcus at #256 in the United States.

What do Marcus and Arlo mean?

Marcus means "of Mars, warlike" (Latin origin). Arlo means "fortified hill" (Old English origin).

Are Marcus and Arlo boy or girl names?

Marcus is primarily a boy name. Arlo is primarily a boy name.