Callen vs Sullivan

Baby Name Comparison — 2026

Popularity Comparison

Callen Rank #478
Sullivan Rank #340

Sullivan is more popular, ranked #340 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

Sullivan ___

  • Sullivan James
  • Sullivan Patrick
  • Sullivan Thomas
  • Sullivan Reid
  • Sullivan Finn
  • Sullivan Grant

Sibling Name Ideas

Names that pair well as siblings.

If you choose Callen

Declan Finn Nora Kiera Logan

If you choose Sullivan

Finnegan Declan Bridget Nora Callum

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Callen or Sullivan more popular?

Sullivan is more popular, ranked #340 compared to Callen at #478 in the United States.

What do Callen and Sullivan mean?

Callen means "battle" (Scottish Gaelic origin). Sullivan means "descendant of the dark one" (Irish Gaelic origin).

Are Callen and Sullivan boy or girl names?

Callen is primarily a boy name. Sullivan is primarily a boy name.

More Comparisons

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