Callister vs True

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 #987 Most Popular 1 Syllable

"faithful, loyal, trustworthy"

Origin: Old English

English American

✓ All Clear

Callister Rank #43,579

True Rank #987

True is more popular, ranked #987 vs #43579 for Callister.

Is Callister or True more popular?

True is more popular, ranked #987 compared to Callister at #43579 in the United States.

What do Callister and True mean?

Callister means "defender of men" (Greek via Gaelic origin). True means "faithful, loyal, trustworthy" (Old English origin).

Are Callister and True boy or girl names?

Callister is primarily a boy name. True is primarily a boy name.