Callister vs Ian

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 #75 Most Popular 2 Syllables

"God is gracious"

Origin: Scottish Gaelic

Scottish British Irish American

✓ All Clear

Callister Rank #43,579

Ian Rank #75

Ian is more popular, ranked #75 vs #43579 for Callister.

Is Callister or Ian more popular?

Ian is more popular, ranked #75 compared to Callister at #43579 in the United States.

What do Callister and Ian mean?

Callister means "defender of men" (Greek via Gaelic origin). Ian means "God is gracious" (Scottish Gaelic origin).

Are Callister and Ian boy or girl names?

Callister is primarily a boy name. Ian is primarily a boy name.