Sonny vs Casey

Baby Name Comparison — 2026

Sonny

Boy #336 Most Popular 2 Syllables

"son, young boy"

Origin: English

American English Italian-American

✓ All Clear

Boy #310 Most Popular 2 Syllables

Irish English American

✓ All Clear

Sonny Rank #336

Casey Rank #310

Casey is more popular, ranked #310 vs #336 for Sonny.

Is Sonny or Casey more popular?

Casey is more popular, ranked #310 compared to Sonny at #336 in the United States.

What do Sonny and Casey mean?

Sonny means "son, young boy" (English origin).

Are Sonny and Casey boy or girl names?

Sonny is primarily a boy name. Casey is primarily a boy name.