Callister vs Avon

Baby Name Comparison — 2026

Callister

Boy #43,579 Most Popular 3 Syllables

"defender of men"

Origin: Greek via Gaelic

Scottish Manx Irish

✓ All Clear

Boy #5,357 Most Popular 2 Syllables

"river"

Origin: Celtic/Brythonic

English Welsh British Celtic

✓ All Clear

Callister Rank #43,579

Avon Rank #5,357

Avon is more popular, ranked #5357 vs #43579 for Callister.

Is Callister or Avon more popular?

Avon is more popular, ranked #5357 compared to Callister at #43579 in the United States.

What do Callister and Avon mean?

Callister means "defender of men" (Greek via Gaelic origin). Avon means "river" (Celtic/Brythonic origin).

Are Callister and Avon boy or girl names?

Callister is primarily a boy name. Avon is primarily a boy name.