Theseus vs Kaior

Baby Name Comparison — 2026

Theseus

Boy #3,732 Most Popular 3 Syllables

"to set, to place, to establish"

Origin: Ancient Greek

Greek English Classical

✓ All Clear

Boy #3,675 Most Popular 2 Syllables

"rejoice, be glad (via Gaius/Caio)"

Origin: Latin

American English

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Theseus Rank #3,732

Kaior Rank #3,675

Kaior is more popular, ranked #3675 vs #3732 for Theseus.

Is Theseus or Kaior more popular?

Kaior is more popular, ranked #3675 compared to Theseus at #3732 in the United States.

What do Theseus and Kaior mean?

Theseus means "to set, to place, to establish" (Ancient Greek origin). Kaior means "rejoice, be glad (via Gaius/Caio)" (Latin origin).

Are Theseus and Kaior boy or girl names?

Theseus is primarily a boy name. Kaior is primarily a boy name.