Caysyn vs Seigo

Baby Name Comparison — 2026

Caysyn

Boy #33,330 Most Popular 2 Syllables

"vigilant in battle, watchful"

Origin: Irish Cathasaigh

American English

✓ All Clear

Boy #33,145 Most Popular

✓ All Clear

Caysyn Rank #33,330

Seigo Rank #33,145

Seigo is more popular, ranked #33145 vs #33330 for Caysyn.

Is Caysyn or Seigo more popular?

Seigo is more popular, ranked #33145 compared to Caysyn at #33330 in the United States.

What do Caysyn and Seigo mean?

Caysyn means "vigilant in battle, watchful" (Irish Cathasaigh origin).

Are Caysyn and Seigo boy or girl names?

Caysyn is primarily a boy name. Seigo is primarily a boy name.