Thaddeus vs Yitzchok

Baby Name Comparison — 2026

Thaddeus

Boy #850 Most Popular 3 Syllables

"courageous heart"

Origin: Aramaic

English Polish American Catholic

✓ All Clear

Boy #961 Most Popular 2 Syllables

"he will laugh, laughter"

Origin: Hebrew

Ashkenazi Jewish Yiddish Orthodox Jewish

✓ All Clear

Thaddeus Rank #850

Yitzchok Rank #961

Thaddeus is more popular, ranked #850 vs #961 for Yitzchok.

Is Thaddeus or Yitzchok more popular?

Thaddeus is more popular, ranked #850 compared to Yitzchok at #961 in the United States.

What do Thaddeus and Yitzchok mean?

Thaddeus means "courageous heart" (Aramaic origin). Yitzchok means "he will laugh, laughter" (Hebrew origin).

Are Thaddeus and Yitzchok boy or girl names?

Thaddeus is primarily a boy name. Yitzchok is primarily a boy name.