Ky vs Sy

Baby Name Comparison — 2026

Ky

Boy #4,301 Most Popular 1 Syllable

"sky (variant of Kai)"

Origin: Multiple

American Scandinavian Scottish

✓ All Clear

Boy #7,533 Most Popular 1 Syllable

"heard by God"

Origin: Hebrew

English Jewish American

✓ All Clear

Ky Rank #4,301

Sy Rank #7,533

Ky is more popular, ranked #4301 vs #7533 for Sy.

Is Ky or Sy more popular?

Ky is more popular, ranked #4301 compared to Sy at #7533 in the United States.

What do Ky and Sy mean?

Ky means "sky (variant of Kai)" (Multiple origin). Sy means "heard by God" (Hebrew origin).

Are Ky and Sy boy or girl names?

Ky is primarily a boy name. Sy is primarily a boy name.