Callen vs Cillian

Baby Name Comparison — 2026

Popularity Comparison

Callen Rank #478
Cillian Rank #464

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

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Callen ___

  • Callen James
  • Callen Michael
  • Callen Thomas
  • Callen Ryan
  • Callen Alexander
  • Callen Scott

Cillian ___

  • Cillian James
  • Cillian Patrick
  • Cillian Michael
  • Cillian Finn
  • Cillian Declan
  • Cillian Joseph

Sibling Name Ideas

Names that pair well as siblings.

If you choose Callen

Declan Finn Nora Kiera Logan

If you choose Cillian

Declan Finn Conor Siobhan Saoirse

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

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.

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← Full profile: Callen ← Full profile: Cillian Browse all baby names