boy name
Knox
Gender
Boy
Popularity
#196 · U.S. boys (2025)
Popularity of Knox in the US, 1880–2025
Knox first appears in US records in 1881. It peaked in 2022, when 1,902 boys were given the name; in 2025 there were 1,836.
Source: US Social Security Administration.
Is Knox popular?
Near its peak Knox is more popular now than at almost any point on record, peaking in 2022.
| 2020s | 10,494 | |
|---|---|---|
| 2010s | 12,055 | |
| 2000s | 753 | |
| 1990s | 127 | |
| 1980s | 30 | |
| 1970s | 20 | |
| 1960s | 41 | |
| 1950s | 92 | |
| 1940s | 111 | |
| 1930s | 95 | |
| 1920s | 173 | |
| 1910s | 111 | |
| 1900s | 20 | |
| 1890s | 5 | |
| 1880s | 15 |
Counts from US Social Security Administration data, 1880–2025.
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Frequently asked questions
Is Knox a boy or a girl name?
Knox is most commonly used as a boy name.
Is Knox a popular name right now?
Knox is more popular now than at almost any point on record, peaking in 2022.
How popular is the name Knox?
In 2025, Knox ranked #196 among boys’ names in the United States, according to U.S. Social Security Administration data.
When was the name Knox most popular?
Knox was most popular in 2022, when about 1,902 US babies were given the name that year, according to US Social Security Administration records.