Callister vs Rian

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 #1,263 Most Popular 2 Syllables

"little king"

Origin: Irish Gaelic

Irish Celtic British

✓ All Clear

Callister Rank #43,579

Rian Rank #1,263

Rian is more popular, ranked #1263 vs #43579 for Callister.

Is Callister or Rian more popular?

Rian is more popular, ranked #1263 compared to Callister at #43579 in the United States.

What do Callister and Rian mean?

Callister means "defender of men" (Greek via Gaelic origin). Rian means "little king" (Irish Gaelic origin).

Are Callister and Rian boy or girl names?

Callister is primarily a boy name. Rian is primarily a boy name.