Kellan vs Alistair

Baby Name Comparison — 2026

Kellan

Boy #919 Most Popular 2 Syllables

"slender, bright-headed"

Origin: Irish Gaelic

Irish Scottish American

✓ All Clear

Boy #910 Most Popular 3 Syllables

"defender of men"

Origin: Greek

Scottish British Australian Canadian

✓ All Clear

Kellan Rank #919

Alistair Rank #910

Alistair is more popular, ranked #910 vs #919 for Kellan.

Is Kellan or Alistair more popular?

Alistair is more popular, ranked #910 compared to Kellan at #919 in the United States.

What do Kellan and Alistair mean?

Kellan means "slender, bright-headed" (Irish Gaelic origin). Alistair means "defender of men" (Greek origin).

Are Kellan and Alistair boy or girl names?

Kellan is primarily a boy name. Alistair is primarily a boy name.