Cosmo vs Marlo

Baby Name Comparison — 2026

Cosmo

Boy #1,691 Most Popular 2 Syllables

"order, universe"

Origin: Greek

Italian Greek English American

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Boy #1,696 Most Popular 2 Syllables

"remnants of the lake"

Origin: Old English

American English

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Cosmo Rank #1,691

Marlo Rank #1,696

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

Is Cosmo or Marlo more popular?

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

What do Cosmo and Marlo mean?

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

Are Cosmo and Marlo boy or girl names?

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