Greg vs Casyn

Baby Name Comparison — 2026

Greg

Boy #4,526 Most Popular 1 Syllable

"watchful, alert"

Origin: Greek

English American European

✓ All Clear

Boy #4,583 Most Popular 2 Syllables

"vigilant, watchful"

Origin: Irish Gaelic

American Irish English

✓ All Clear

Greg Rank #4,526

Casyn Rank #4,583

Greg is more popular, ranked #4526 vs #4583 for Casyn.

Is Greg or Casyn more popular?

Greg is more popular, ranked #4526 compared to Casyn at #4583 in the United States.

What do Greg and Casyn mean?

Greg means "watchful, alert" (Greek origin). Casyn means "vigilant, watchful" (Irish Gaelic origin).

Are Greg and Casyn boy or girl names?

Greg is primarily a boy name. Casyn is primarily a boy name.