Thaddeus vs Marvin

Baby Name Comparison — 2026

Thaddeus

Boy #850 Most Popular 3 Syllables

"courageous heart"

Origin: Aramaic

English Polish American Catholic

✓ All Clear

Boy #672 Most Popular 2 Syllables

"sea fortress, sea friend"

Origin: Old Welsh Mervyn

English American Welsh

✓ All Clear

Thaddeus Rank #850

Marvin Rank #672

Marvin is more popular, ranked #672 vs #850 for Thaddeus.

Is Thaddeus or Marvin more popular?

Marvin is more popular, ranked #672 compared to Thaddeus at #850 in the United States.

What do Thaddeus and Marvin mean?

Thaddeus means "courageous heart" (Aramaic origin). Marvin means "sea fortress, sea friend" (Old Welsh Mervyn origin).

Are Thaddeus and Marvin boy or girl names?

Thaddeus is primarily a boy name. Marvin is primarily a boy name.