Leonhard vs Thaddus

Baby Name Comparison — 2026

Leonhard

Boy #33,338 Most Popular 3 Syllables

"lion-hearted, brave as a lion"

Origin: Old High German

German Austrian Swiss

✓ All Clear

Boy #33,169 Most Popular

✓ All Clear

Leonhard Rank #33,338

Thaddus Rank #33,169

Thaddus is more popular, ranked #33169 vs #33338 for Leonhard.

Is Leonhard or Thaddus more popular?

Thaddus is more popular, ranked #33169 compared to Leonhard at #33338 in the United States.

What do Leonhard and Thaddus mean?

Leonhard means "lion-hearted, brave as a lion" (Old High German origin).

Are Leonhard and Thaddus boy or girl names?

Leonhard is primarily a boy name. Thaddus is primarily a boy name.