Allan vs Callister

Baby Name Comparison — 2026

Allan

Boy #854 Most Popular 2 Syllables

"rock, harmony"

Origin: Celtic/Brythonic

Scottish English French American

✓ All Clear

Boy #43,579 Most Popular 3 Syllables

"defender of men"

Origin: Greek via Gaelic

Scottish Manx Irish

✓ All Clear

Allan Rank #854

Callister Rank #43,579

Allan is more popular, ranked #854 vs #43579 for Callister.

Is Allan or Callister more popular?

Allan is more popular, ranked #854 compared to Callister at #43579 in the United States.

What do Allan and Callister mean?

Allan means "rock, harmony" (Celtic/Brythonic origin). Callister means "defender of men" (Greek via Gaelic origin).

Are Allan and Callister boy or girl names?

Allan is primarily a boy name. Callister is primarily a boy name.