Callister vs Alex

Baby Name Comparison — 2026

Callister

Boy #43,579 Most Popular 3 Syllables

"defender of men"

Origin: Greek via Gaelic

Scottish Manx Irish

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Boy #205 Most Popular 2 Syllables

"defender of men"

Origin: Greek

English Greek Spanish Russian French

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Callister Rank #43,579

Alex Rank #205

Alex is more popular, ranked #205 vs #43579 for Callister.

Is Callister or Alex more popular?

Alex is more popular, ranked #205 compared to Callister at #43579 in the United States.

What do Callister and Alex mean?

Callister means "defender of men" (Greek via Gaelic origin). Alex means "defender of men" (Greek origin).

Are Callister and Alex boy or girl names?

Callister is primarily a boy name. Alex is primarily a boy name.