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Collin vs Killian

Baby Name Comparison — 2026

Popularity Comparison

Collin Rank #490
Killian Rank #370

Killian is more popular, ranked #370 vs #490 for Collin.

Frequently Asked Questions

Is Collin or Killian more popular?

Killian is more popular, ranked #370 compared to Collin at #490 in the United States.

What do Collin and Killian mean?

Collin means "young creature, cub" (Scottish Gaelic origin). Killian means "associated with the church" (Irish Gaelic origin).

Are Collin and Killian boy or girl names?

Collin is primarily a boy name. Killian is primarily a boy name.

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