Boy Name · English Origin
Knox
Last reviewed: June 2026
Considering Knox? It is a boy name whose meaning is "Pure hearted", rooted in English naming tradition, and ranks in our Rare popularity tier. Phonetically it shares territory with King, but stands on its own.
Names like Knox
- King — meaning, origin and popularity
- Kong — meaning, origin and popularity
- Kenzo — meaning, origin and popularity
- Kenji — meaning, origin and popularity
- Kinsey — meaning, origin and popularity
- Kimiko — meaning, origin and popularity
- Kenzie — meaning, origin and popularity
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Frequently asked about Knox
What does the name Knox mean?
Knox means "Pure hearted" and is of English origin.
What is the origin of Knox?
Knox originates in English naming tradition. Names of English origin often share recognizable sounds and cultural roots that shape how the name reads today.
How do you pronounce Knox?
Knox has 4 letters and is most commonly stressed on the first syllable. Tap the pronunciation player on this page to hear it spoken aloud.
Is Knox a boy's or girl's name?
Knox is primarily used as a boy's name in US records, though usage can vary by region and era.
How popular is Knox in 2026?
In our 2026 popularity tracker, Knox sits in the Rare tier — an uncommon, standout choice.
What names are similar to Knox?
Names that share Knox's sound and style include King, Kong, Kenzo, Kenji, Kinsey. Open the "Names like Knox" rail on this page for the full list.