Kylan vs Cillian

Baby Name Comparison — 2026

Kylan

Boy #533 Most Popular 2 Syllables

"narrow strait"

Origin: Scottish Gaelic

American Irish English

✓ All Clear

Boy #464 Most Popular 3 Syllables

"strife, war"

Origin: Old Irish

Irish Celtic

✓ All Clear

Kylan Rank #533

Cillian Rank #464

Cillian is more popular, ranked #464 vs #533 for Kylan.

Is Kylan or Cillian more popular?

Cillian is more popular, ranked #464 compared to Kylan at #533 in the United States.

What do Kylan and Cillian mean?

Kylan means "narrow strait" (Scottish Gaelic origin). Cillian means "strife, war" (Old Irish origin).

Are Kylan and Cillian boy or girl names?

Kylan is primarily a boy name. Cillian is primarily a boy name.