Rex vs Donald

Baby Name Comparison — 2026

Rex

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Boy #673 Most Popular 2 Syllables

"ruler of the world"

Origin: Scottish Gaelic

Scottish Irish English American

✓ All Clear

Rex Rank #793

Donald Rank #673

Donald is more popular, ranked #673 vs #793 for Rex.

Is Rex or Donald more popular?

Donald is more popular, ranked #673 compared to Rex at #793 in the United States.

What do Rex and Donald mean?

Rex means "king" (Latin origin). Donald means "ruler of the world" (Scottish Gaelic origin).

Are Rex and Donald boy or girl names?

Rex is primarily a boy name. Donald is primarily a boy name.