Knox vs Sonny

Baby Name Comparison — 2026

Knox

Boy #209 Most Popular 1 Syllable

"round hill"

Origin: Old English/Scottish

American Scottish English

✓ All Clear

Boy #336 Most Popular 2 Syllables

"son, young boy"

Origin: English

American English Italian-American

✓ All Clear

Knox Rank #209

Sonny Rank #336

Knox is more popular, ranked #209 vs #336 for Sonny.

Is Knox or Sonny more popular?

Knox is more popular, ranked #209 compared to Sonny at #336 in the United States.

What do Knox and Sonny mean?

Knox means "round hill" (Old English/Scottish origin). Sonny means "son, young boy" (English origin).

Are Knox and Sonny boy or girl names?

Knox is primarily a boy name. Sonny is primarily a boy name.