Thaddeus vs Theodorus

Baby Name Comparison — 2026

Thaddeus

Boy #850 Most Popular 3 Syllables

"courageous heart"

Origin: Aramaic

English Polish American Catholic

✓ All Clear

Boy #6,307 Most Popular 4 Syllables

"gift of God"

Origin: Ancient Greek

Greek Latin Dutch Byzantine

✓ All Clear

Thaddeus Rank #850

Theodorus Rank #6,307

Thaddeus is more popular, ranked #850 vs #6307 for Theodorus.

Is Thaddeus or Theodorus more popular?

Thaddeus is more popular, ranked #850 compared to Theodorus at #6307 in the United States.

What do Thaddeus and Theodorus mean?

Thaddeus means "courageous heart" (Aramaic origin). Theodorus means "gift of God" (Ancient Greek origin).

Are Thaddeus and Theodorus boy or girl names?

Thaddeus is primarily a boy name. Theodorus is primarily a boy name.