Aithan vs Callister

Baby Name Comparison — 2026

Aithan

Boy #4,385 Most Popular 2 Syllables

"strong, enduring, firm"

Origin: Hebrew

American Christian English

✓ All Clear

Boy #43,579 Most Popular 3 Syllables

"defender of men"

Origin: Greek via Gaelic

Scottish Manx Irish

✓ All Clear

Aithan Rank #4,385

Callister Rank #43,579

Aithan is more popular, ranked #4385 vs #43579 for Callister.

Is Aithan or Callister more popular?

Aithan is more popular, ranked #4385 compared to Callister at #43579 in the United States.

What do Aithan and Callister mean?

Aithan means "strong, enduring, firm" (Hebrew origin). Callister means "defender of men" (Greek via Gaelic origin).

Are Aithan and Callister boy or girl names?

Aithan is primarily a boy name. Callister is primarily a boy name.