Sylo vs Casyn

Baby Name Comparison — 2026

Sylo

Boy #4,430 Most Popular 2 Syllables

"variant of Silas (forest, woods, or asked of God)"

Origin: Latin/Aramaic

American

✓ All Clear

Boy #4,583 Most Popular 2 Syllables

"vigilant, watchful"

Origin: Irish Gaelic

American Irish English

✓ All Clear

Sylo Rank #4,430

Casyn Rank #4,583

Sylo is more popular, ranked #4430 vs #4583 for Casyn.

Is Sylo or Casyn more popular?

Sylo is more popular, ranked #4430 compared to Casyn at #4583 in the United States.

What do Sylo and Casyn mean?

Sylo means "variant of Silas (forest, woods, or asked of God)" (Latin/Aramaic origin). Casyn means "vigilant, watchful" (Irish Gaelic origin).

Are Sylo and Casyn boy or girl names?

Sylo is primarily a boy name. Casyn is primarily a boy name.