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Knox vs Jack

Baby Name Comparison — 2026

Popularity Comparison

Knox Rank #209
Jack Rank #15

Jack is more popular, ranked #15 vs #209 for Knox.

Frequently Asked Questions

Is Knox or Jack more popular?

Jack is more popular, ranked #15 compared to Knox at #209 in the United States.

What do Knox and Jack mean?

Knox means "round hill" (Old English/Scottish origin). Jack means "supplanter" (Hebrew origin).

Are Knox and Jack boy or girl names?

Knox is primarily a boy name. Jack is primarily a boy name.

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