Callister vs Jay

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 #397 Most Popular 1 Syllable

"to rejoice, joyful"

Origin: Latin (Gaius)

American English South Asian Universal

✓ All Clear

Callister Rank #43,579

Jay Rank #397

Jay is more popular, ranked #397 vs #43579 for Callister.

Is Callister or Jay more popular?

Jay is more popular, ranked #397 compared to Callister at #43579 in the United States.

What do Callister and Jay mean?

Callister means "defender of men" (Greek via Gaelic origin). Jay means "to rejoice, joyful" (Latin (Gaius) origin).

Are Callister and Jay boy or girl names?

Callister is primarily a boy name. Jay is primarily a boy name.