Regan vs Zai

Baby Name Comparison — 2026

Regan

Boy #4,003 Most Popular 2 Syllables

"little king, of royal descent"

Origin: Irish Gaelic

Irish English American

✓ All Clear

Boy #3,946 Most Popular 1 Syllable

"to be, to exist, present"

Origin: Chinese (在)

Chinese American

✓ All Clear

Regan Rank #4,003

Zai Rank #3,946

Zai is more popular, ranked #3946 vs #4003 for Regan.

Is Regan or Zai more popular?

Zai is more popular, ranked #3946 compared to Regan at #4003 in the United States.

What do Regan and Zai mean?

Regan means "little king, of royal descent" (Irish Gaelic origin). Zai means "to be, to exist, present" (Chinese (在) origin).

Are Regan and Zai boy or girl names?

Regan is primarily a boy name. Zai is primarily a boy name.