Thaddaeus vs Deagan

Baby Name Comparison — 2026

Thaddaeus

Boy #5,721 Most Popular 3 Syllables

"heart, courageous heart"

Origin: Aramaic

Christian English Greek Latin

✓ All Clear

Boy #5,530 Most Popular 2 Syllables

"black-haired, dark one"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Thaddaeus Rank #5,721

Deagan Rank #5,530

Deagan is more popular, ranked #5530 vs #5721 for Thaddaeus.

Is Thaddaeus or Deagan more popular?

Deagan is more popular, ranked #5530 compared to Thaddaeus at #5721 in the United States.

What do Thaddaeus and Deagan mean?

Thaddaeus means "heart, courageous heart" (Aramaic origin). Deagan means "black-haired, dark one" (Irish Gaelic origin).

Are Thaddaeus and Deagan boy or girl names?

Thaddaeus is primarily a boy name. Deagan is primarily a boy name.