Kayce vs Sonny

Baby Name Comparison — 2026

Kayce

Boy #420 Most Popular 2 Syllables

"alert, watchful, vigilant"

Origin: Irish Gaelic

American Irish

✓ All Clear

Boy #336 Most Popular 2 Syllables

"son, young boy"

Origin: English

American English Italian-American

✓ All Clear

Kayce Rank #420

Sonny Rank #336

Sonny is more popular, ranked #336 vs #420 for Kayce.

Is Kayce or Sonny more popular?

Sonny is more popular, ranked #336 compared to Kayce at #420 in the United States.

What do Kayce and Sonny mean?

Kayce means "alert, watchful, vigilant" (Irish Gaelic origin). Sonny means "son, young boy" (English origin).

Are Kayce and Sonny boy or girl names?

Kayce is primarily a boy name. Sonny is primarily a boy name.