Callister vs Willard

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 #3,004 Most Popular 2 Syllables

"determined guard, resolute protector"

Origin: Old English

English American Germanic

✓ All Clear

Callister Rank #43,579

Willard Rank #3,004

Willard is more popular, ranked #3004 vs #43579 for Callister.

Is Callister or Willard more popular?

Willard is more popular, ranked #3004 compared to Callister at #43579 in the United States.

What do Callister and Willard mean?

Callister means "defender of men" (Greek via Gaelic origin). Willard means "determined guard, resolute protector" (Old English origin).

Are Callister and Willard boy or girl names?

Callister is primarily a boy name. Willard is primarily a boy name.