Kieran vs Kairo

Baby Name Comparison — 2026

Kieran

Boy #441 Most Popular 2 Syllables

"little dark one"

Origin: Irish Gaelic (ciar + -án)

Irish Scottish English

✓ All Clear

Boy #238 Most Popular 2 Syllables

"the victorious, the conqueror"

Origin: Arabic place name

American African American Arabic

✓ All Clear

Kieran Rank #441

Kairo Rank #238

Kairo is more popular, ranked #238 vs #441 for Kieran.

Is Kieran or Kairo more popular?

Kairo is more popular, ranked #238 compared to Kieran at #441 in the United States.

What do Kieran and Kairo mean?

Kieran means "little dark one" (Irish Gaelic (ciar + -án) origin). Kairo means "the victorious, the conqueror" (Arabic place name origin).

Are Kieran and Kairo boy or girl names?

Kieran is primarily a boy name. Kairo is primarily a boy name.