Deagan vs Thaddaeus

Baby Name Comparison — 2026

Deagan

Boy #5,530 Most Popular 2 Syllables

"black-haired, dark one"

Origin: Irish Gaelic

Irish American English

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Boy #5,721 Most Popular 3 Syllables

"heart, courageous heart"

Origin: Aramaic

Christian English Greek Latin

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Deagan Rank #5,530

Thaddaeus Rank #5,721

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

Is Deagan or Thaddaeus more popular?

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

What do Deagan and Thaddaeus mean?

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

Are Deagan and Thaddaeus boy or girl names?

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