Rex vs Truett

Baby Name Comparison — 2026

Rex

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Boy #648 Most Popular 2 Syllables

"true, faithful"

Origin: Old French

American English Southern American

✓ All Clear

Rex Rank #793

Truett Rank #648

Truett is more popular, ranked #648 vs #793 for Rex.

Is Rex or Truett more popular?

Truett is more popular, ranked #648 compared to Rex at #793 in the United States.

What do Rex and Truett mean?

Rex means "king" (Latin origin). Truett means "true, faithful" (Old French origin).

Are Rex and Truett boy or girl names?

Rex is primarily a boy name. Truett is primarily a boy name.