Callister vs Errol

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 #6,143 Most Popular 2 Syllables

"earl, nobleman"

Origin: English

English Scottish Caribbean American

✓ All Clear

Callister Rank #43,579

Errol Rank #6,143

Errol is more popular, ranked #6143 vs #43579 for Callister.

Is Callister or Errol more popular?

Errol is more popular, ranked #6143 compared to Callister at #43579 in the United States.

What do Callister and Errol mean?

Callister means "defender of men" (Greek via Gaelic origin). Errol means "earl, nobleman" (English origin).

Are Callister and Errol boy or girl names?

Callister is primarily a boy name. Errol is primarily a boy name.