Callister vs Jules

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 #1,841 Most Popular 1 Syllable

"youthful, downy-bearded (first beard)"

Origin: Greek (ioulos)

French English American Belgian Dutch

✓ All Clear

Callister Rank #43,579

Jules Rank #1,841

Jules is more popular, ranked #1841 vs #43579 for Callister.

Is Callister or Jules more popular?

Jules is more popular, ranked #1841 compared to Callister at #43579 in the United States.

What do Callister and Jules mean?

Callister means "defender of men" (Greek via Gaelic origin). Jules means "youthful, downy-bearded (first beard)" (Greek (ioulos) origin).

Are Callister and Jules boy or girl names?

Callister is primarily a boy name. Jules is primarily a boy name.