Seven vs Rex

Baby Name Comparison — 2026

Seven

Boy #896 Most Popular 2 Syllables

"the number seven, representing luck and completeness"

Origin: Old English

American

✓ All Clear

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Seven Rank #896

Rex Rank #793

Rex is more popular, ranked #793 vs #896 for Seven.

Is Seven or Rex more popular?

Rex is more popular, ranked #793 compared to Seven at #896 in the United States.

What do Seven and Rex mean?

Seven means "the number seven, representing luck and completeness" (Old English origin). Rex means "king" (Latin origin).

Are Seven and Rex boy or girl names?

Seven is primarily a boy name. Rex is primarily a boy name.