Thaddaeus vs Demetrious

Baby Name Comparison — 2026

Thaddaeus

Boy #5,721 Most Popular 3 Syllables

"heart, courageous heart"

Origin: Aramaic

Christian English Greek Latin

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Boy #5,642 Most Popular 4 Syllables

"devoted to Demeter, of the earth goddess"

Origin: Greek

Greek Eastern European Christian Orthodox

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Thaddaeus Rank #5,721

Demetrious Rank #5,642

Demetrious is more popular, ranked #5642 vs #5721 for Thaddaeus.

Is Thaddaeus or Demetrious more popular?

Demetrious is more popular, ranked #5642 compared to Thaddaeus at #5721 in the United States.

What do Thaddaeus and Demetrious mean?

Thaddaeus means "heart, courageous heart" (Aramaic origin). Demetrious means "devoted to Demeter, of the earth goddess" (Greek origin).

Are Thaddaeus and Demetrious boy or girl names?

Thaddaeus is primarily a boy name. Demetrious is primarily a boy name.