Cillian vs Callen

Baby Name Comparison — 2026

Cillian

Boy #464 Most Popular 3 Syllables

"strife, war"

Origin: Old Irish

Irish Celtic

✓ All Clear

Boy #478 Most Popular 2 Syllables

"battle"

Origin: Scottish Gaelic

Scottish Irish American

✓ All Clear

Cillian Rank #464

Callen Rank #478

Cillian is more popular, ranked #464 vs #478 for Callen.

Is Cillian or Callen more popular?

Cillian is more popular, ranked #464 compared to Callen at #478 in the United States.

What do Cillian and Callen mean?

Cillian means "strife, war" (Old Irish origin). Callen means "battle" (Scottish Gaelic origin).

Are Cillian and Callen boy or girl names?

Cillian is primarily a boy name. Callen is primarily a boy name.