Sebastien vs Cosmo

Baby Name Comparison — 2026

Sebastien

Boy #1,847 Most Popular 3 Syllables

"venerable, revered"

Origin: Greek

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Boy #1,691 Most Popular 2 Syllables

"order, universe"

Origin: Greek

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Sebastien Rank #1,847

Cosmo Rank #1,691

Cosmo is more popular, ranked #1691 vs #1847 for Sebastien.

Is Sebastien or Cosmo more popular?

Cosmo is more popular, ranked #1691 compared to Sebastien at #1847 in the United States.

What do Sebastien and Cosmo mean?

Sebastien means "venerable, revered" (Greek origin). Cosmo means "order, universe" (Greek origin).

Are Sebastien and Cosmo boy or girl names?

Sebastien is primarily a boy name. Cosmo is primarily a boy name.