Thaddeus vs Dillon

Baby Name Comparison — 2026

Thaddeus

Boy #850 Most Popular 3 Syllables

"courageous heart"

Origin: Aramaic

English Polish American Catholic

✓ All Clear

Boy #870 Most Popular 2 Syllables

"great tide, son of the sea"

Origin: Welsh

Irish Welsh American English

✓ All Clear

Thaddeus Rank #850

Dillon Rank #870

Thaddeus is more popular, ranked #850 vs #870 for Dillon.

Is Thaddeus or Dillon more popular?

Thaddeus is more popular, ranked #850 compared to Dillon at #870 in the United States.

What do Thaddeus and Dillon mean?

Thaddeus means "courageous heart" (Aramaic origin). Dillon means "great tide, son of the sea" (Welsh origin).

Are Thaddeus and Dillon boy or girl names?

Thaddeus is primarily a boy name. Dillon is primarily a boy name.