Thaddaeus vs Poseidon

Baby Name Comparison — 2026

Thaddaeus

Boy #5,721 Most Popular 3 Syllables

"heart, courageous heart"

Origin: Aramaic

Christian English Greek Latin

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Boy #5,724 Most Popular 3 Syllables

"lord of the earth, husband of the earth"

Origin: Proto-Indo-European

Greek Modern Western Fantasy

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Thaddaeus Rank #5,721

Poseidon Rank #5,724

Thaddaeus is more popular, ranked #5721 vs #5724 for Poseidon.

Is Thaddaeus or Poseidon more popular?

Thaddaeus is more popular, ranked #5721 compared to Poseidon at #5724 in the United States.

What do Thaddaeus and Poseidon mean?

Thaddaeus means "heart, courageous heart" (Aramaic origin). Poseidon means "lord of the earth, husband of the earth" (Proto-Indo-European origin).

Are Thaddaeus and Poseidon boy or girl names?

Thaddaeus is primarily a boy name. Poseidon is primarily a boy name.