Knox vs Isaiah

Baby Name Comparison — 2026

Knox

Boy #209 Most Popular 1 Syllable

"round hill"

Origin: Old English/Scottish

American Scottish English

✓ All Clear

Boy #56 Most Popular 3 Syllables

"the Lord saves"

Origin: Hebrew

Hebrew English African American

✓ All Clear

Knox Rank #209

Isaiah Rank #56

Isaiah is more popular, ranked #56 vs #209 for Knox.

Is Knox or Isaiah more popular?

Isaiah is more popular, ranked #56 compared to Knox at #209 in the United States.

What do Knox and Isaiah mean?

Knox means "round hill" (Old English/Scottish origin). Isaiah means "the Lord saves" (Hebrew origin).

Are Knox and Isaiah boy or girl names?

Knox is primarily a boy name. Isaiah is primarily a boy name.