Cosmo vs Rain

Baby Name Comparison — 2026

Cosmo

Boy #1,691 Most Popular 2 Syllables

"order, universe"

Origin: Greek

Italian Greek English American

✓ All Clear

Boy #1,665 Most Popular 1 Syllable

"rainfall, precipitation"

Origin: Old English

English-speaking Western Nordic

✓ All Clear

Cosmo Rank #1,691

Rain Rank #1,665

Rain is more popular, ranked #1665 vs #1691 for Cosmo.

Is Cosmo or Rain more popular?

Rain is more popular, ranked #1665 compared to Cosmo at #1691 in the United States.

What do Cosmo and Rain mean?

Cosmo means "order, universe" (Greek origin). Rain means "rainfall, precipitation" (Old English origin).

Are Cosmo and Rain boy or girl names?

Cosmo is primarily a boy name. Rain is primarily a boy name.