Rex vs Tru

Baby Name Comparison — 2026

Rex

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Boy #618 Most Popular 1 Syllable

"true, faithful, genuine"

Origin: Old English

American

✓ All Clear

Rex Rank #793

Tru Rank #618

Tru is more popular, ranked #618 vs #793 for Rex.

Is Rex or Tru more popular?

Tru is more popular, ranked #618 compared to Rex at #793 in the United States.

What do Rex and Tru mean?

Rex means "king" (Latin origin). Tru means "true, faithful, genuine" (Old English origin).

Are Rex and Tru boy or girl names?

Rex is primarily a boy name. Tru is primarily a boy name.