Tru vs Callister

Baby Name Comparison — 2026

Tru

Boy #618 Most Popular 1 Syllable

"true, faithful, genuine"

Origin: Old English

American

✓ All Clear

Boy #43,579 Most Popular 3 Syllables

"defender of men"

Origin: Greek via Gaelic

Scottish Manx Irish

✓ All Clear

Tru Rank #618

Callister Rank #43,579

Tru is more popular, ranked #618 vs #43579 for Callister.

Is Tru or Callister more popular?

Tru is more popular, ranked #618 compared to Callister at #43579 in the United States.

What do Tru and Callister mean?

Tru means "true, faithful, genuine" (Old English origin). Callister means "defender of men" (Greek via Gaelic origin).

Are Tru and Callister boy or girl names?

Tru is primarily a boy name. Callister is primarily a boy name.