Nelson vs Rex

Baby Name Comparison — 2026

Nelson

Boy #778 Most Popular 2 Syllables

"son of Neil, son of the champion"

Origin: English

English American Welsh Irish

✓ All Clear

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Nelson Rank #778

Rex Rank #793

Nelson is more popular, ranked #778 vs #793 for Rex.

Is Nelson or Rex more popular?

Nelson is more popular, ranked #778 compared to Rex at #793 in the United States.

What do Nelson and Rex mean?

Nelson means "son of Neil, son of the champion" (English origin). Rex means "king" (Latin origin).

Are Nelson and Rex boy or girl names?

Nelson is primarily a boy name. Rex is primarily a boy name.