Callister vs Jeffrey

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 #521 Most Popular 3 Syllables

"pledge of peace"

Origin: Germanic

English American French

✓ All Clear

Callister Rank #43,579

Jeffrey Rank #521

Jeffrey is more popular, ranked #521 vs #43579 for Callister.

Is Callister or Jeffrey more popular?

Jeffrey is more popular, ranked #521 compared to Callister at #43579 in the United States.

What do Callister and Jeffrey mean?

Callister means "defender of men" (Greek via Gaelic origin). Jeffrey means "pledge of peace" (Germanic origin).

Are Callister and Jeffrey boy or girl names?

Callister is primarily a boy name. Jeffrey is primarily a boy name.