Theo vs Aiden

Baby Name Comparison — 2026

Theo

Boy #80 Most Popular 2 Syllables

"gift of God"

Origin: Greek (theodoros)

English Greek French German American

✓ All Clear

Boy #47 Most Popular 2 Syllables

"Little fire; born of fire"

Origin: Irish Gaelic

Irish English American

✓ All Clear

Theo Rank #80

Aiden Rank #47

Aiden is more popular, ranked #47 vs #80 for Theo.

Is Theo or Aiden more popular?

Aiden is more popular, ranked #47 compared to Theo at #80 in the United States.

What do Theo and Aiden mean?

Theo means "gift of God" (Greek (theodoros) origin). Aiden means "Little fire; born of fire" (Irish Gaelic origin).

Are Theo and Aiden boy or girl names?

Theo is primarily a boy name. Aiden is primarily a boy name.