Aiden vs Callister

Baby Name Comparison — 2026

Aiden

Boy #47 Most Popular 2 Syllables

"Little fire; born of fire"

Origin: Irish Gaelic

Irish English American

✓ All Clear

Boy #43,579 Most Popular 3 Syllables

"defender of men"

Origin: Greek via Gaelic

Scottish Manx Irish

✓ All Clear

Aiden Rank #47

Callister Rank #43,579

Aiden is more popular, ranked #47 vs #43579 for Callister.

Is Aiden or Callister more popular?

Aiden is more popular, ranked #47 compared to Callister at #43579 in the United States.

What do Aiden and Callister mean?

Aiden means "Little fire; born of fire" (Irish Gaelic origin). Callister means "defender of men" (Greek via Gaelic origin).

Are Aiden and Callister boy or girl names?

Aiden is primarily a boy name. Callister is primarily a boy name.