Arlo vs Mason

Baby Name Comparison — 2026

Arlo

Boy #146 Most Popular 2 Syllables

"fortified hill"

Origin: Old English

English American Australian

✓ All Clear

Boy #42 Most Popular 2 Syllables

"Stone worker; one who builds with stone"

Origin: English

English American

✓ All Clear

Arlo Rank #146

Mason Rank #42

Mason is more popular, ranked #42 vs #146 for Arlo.

Is Arlo or Mason more popular?

Mason is more popular, ranked #42 compared to Arlo at #146 in the United States.

What do Arlo and Mason mean?

Arlo means "fortified hill" (Old English origin). Mason means "Stone worker; one who builds with stone" (English origin).

Are Arlo and Mason boy or girl names?

Arlo is primarily a boy name. Mason is primarily a boy name.