Marlo vs Cosmo

Baby Name Comparison — 2026

Marlo

Boy #1,696 Most Popular 2 Syllables

"remnants of the lake"

Origin: Old English

American English

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Boy #1,691 Most Popular 2 Syllables

"order, universe"

Origin: Greek

Italian Greek English American

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Marlo Rank #1,696

Cosmo Rank #1,691

Cosmo is more popular, ranked #1691 vs #1696 for Marlo.

Is Marlo or Cosmo more popular?

Cosmo is more popular, ranked #1691 compared to Marlo at #1696 in the United States.

What do Marlo and Cosmo mean?

Marlo means "remnants of the lake" (Old English origin). Cosmo means "order, universe" (Greek origin).

Are Marlo and Cosmo boy or girl names?

Marlo is primarily a boy name. Cosmo is primarily a boy name.