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The short answer
Knox is a masculine name used in English. Behind the Name describes it this way: "From a Scots surname that was derived from various places named Knock, from Gaelic cnoc ‘round hill’. It jumped in popularity after the actors Angelina Jolie and Brad Pitt had a baby by this name in 2008." It ranked #196 for boys in the United States in 2025.
Meaning and etymology
According to Behind the Name, from a Scots surname that was derived from various places named Knock, from Gaelic cnoc ‘round hill’. It jumped in popularity after the actors Angelina Jolie and Brad Pitt had a baby by this name in 2008. The entry lists its usage as English.
Editorial confidence: established
Popularity
Knox ranked #196 for boys in the United States in 2025. The figure comes from the Social Security Administration's national file for that year.
| Region | Year | Rank | Source |
|---|---|---|---|
| United States | 2025 | #196 | ssa-2025 |
If you like this name
Names that Behind the Name files under the same origin (English) and that sit near Knox in the 2025 American rankings.
Similar by origin
Frequently asked questions
What does the name Knox mean?
Knox means "round hill", according to Behind the Name.
Is Knox a popular name?
Knox ranked #196 for boys in the United States in 2025. (Social Security Administration data).
Is Knox a boy's or a girl's name?
In the 2025 SSA data Knox appears in the boys' list; Behind the Name labels it masculine.
Sources
- Behind the Name: Meaning, origin and history of the name Knox — supports meaning, usage, pronunciation, variants.
- U.S. Social Security Administration: Popular Baby Names — national data, year of birth 2025 — supports popularity.
