Theodorus vs Thaddeus

Baby Name Comparison — 2026

Theodorus

Boy #6,307 Most Popular 4 Syllables

"gift of God"

Origin: Ancient Greek

Greek Latin Dutch Byzantine

✓ All Clear

Boy #850 Most Popular 3 Syllables

"courageous heart"

Origin: Aramaic

English Polish American Catholic

✓ All Clear

Theodorus Rank #6,307

Thaddeus Rank #850

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

Is Theodorus or Thaddeus more popular?

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

What do Theodorus and Thaddeus mean?

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

Are Theodorus and Thaddeus boy or girl names?

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