Callister vs Issac

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 #856 Most Popular 2 Syllables

"laughter"

Origin: Hebrew

English American Jewish Christian African-American

✓ All Clear

Callister Rank #43,579

Issac Rank #856

Issac is more popular, ranked #856 vs #43579 for Callister.

Is Callister or Issac more popular?

Issac is more popular, ranked #856 compared to Callister at #43579 in the United States.

What do Callister and Issac mean?

Callister means "defender of men" (Greek via Gaelic origin). Issac means "laughter" (Hebrew origin).

Are Callister and Issac boy or girl names?

Callister is primarily a boy name. Issac is primarily a boy name.