Thaddeus vs Ollie

Baby Name Comparison — 2026

Thaddeus

Boy #850 Most Popular 3 Syllables

"courageous heart"

Origin: Aramaic

English Polish American Catholic

✓ All Clear

Boy #1,044 Most Popular 2 Syllables

"olive tree"

Origin: Latin via English

English American British Scandinavian

12 High Risk

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Thaddeus Rank #850

Ollie Rank #1,044

Thaddeus is more popular, ranked #850 vs #1044 for Ollie.

Is Thaddeus or Ollie more popular?

Thaddeus is more popular, ranked #850 compared to Ollie at #1044 in the United States.

What do Thaddeus and Ollie mean?

Thaddeus means "courageous heart" (Aramaic origin). Ollie means "olive tree" (Latin via English origin).

Are Thaddeus and Ollie boy or girl names?

Thaddeus is primarily a boy name. Ollie is primarily a boy name.