Kaynan vs Thaddaeus

Baby Name Comparison — 2026

Kaynan

Boy #5,801 Most Popular 2 Syllables

"ancient, enduring"

Origin: Irish Gaelic

American Irish English

✓ All Clear

Boy #5,721 Most Popular 3 Syllables

"heart, courageous heart"

Origin: Aramaic

Christian English Greek Latin

✓ All Clear

Kaynan Rank #5,801

Thaddaeus Rank #5,721

Thaddaeus is more popular, ranked #5721 vs #5801 for Kaynan.

Is Kaynan or Thaddaeus more popular?

Thaddaeus is more popular, ranked #5721 compared to Kaynan at #5801 in the United States.

What do Kaynan and Thaddaeus mean?

Kaynan means "ancient, enduring" (Irish Gaelic origin). Thaddaeus means "heart, courageous heart" (Aramaic origin).

Are Kaynan and Thaddaeus boy or girl names?

Kaynan is primarily a boy name. Thaddaeus is primarily a boy name.