Jeffrey vs Callister

Baby Name Comparison — 2026

Jeffrey

Boy #521 Most Popular 3 Syllables

"pledge of peace"

Origin: Germanic

English American French

✓ All Clear

Boy #43,579 Most Popular 3 Syllables

"defender of men"

Origin: Greek via Gaelic

Scottish Manx Irish

✓ All Clear

Jeffrey Rank #521

Callister Rank #43,579

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

Is Jeffrey or Callister more popular?

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

What do Jeffrey and Callister mean?

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

Are Jeffrey and Callister boy or girl names?

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