Rex vs Mccoy

Baby Name Comparison — 2026

Rex

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Boy #911 Most Popular 2 Syllables

"son of Aodh (fire)"

Origin: Irish Gaelic

American Irish Scottish

✓ All Clear

Rex Rank #793

Mccoy Rank #911

Rex is more popular, ranked #793 vs #911 for Mccoy.

Is Rex or Mccoy more popular?

Rex is more popular, ranked #793 compared to Mccoy at #911 in the United States.

What do Rex and Mccoy mean?

Rex means "king" (Latin origin). Mccoy means "son of Aodh (fire)" (Irish Gaelic origin).

Are Rex and Mccoy boy or girl names?

Rex is primarily a boy name. Mccoy is primarily a boy name.