Callen vs Cillian

Baby Name Comparison — 2026

Callen

Boy #478 Most Popular 2 Syllables

"battle"

Origin: Scottish Gaelic

Scottish Irish American

✓ All Clear

Boy #464 Most Popular 3 Syllables

"strife, war"

Origin: Old Irish

Irish Celtic

✓ All Clear

Callen Rank #478

Cillian Rank #464

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

Is Callen or Cillian more popular?

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

What do Callen and Cillian mean?

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

Are Callen and Cillian boy or girl names?

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