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Knox

The name Knox peaked for girls at #4728 in 2022. The name is most popular in Texas and Texas. Knox is also used for boys, ranking #196 in 2025.

The name Knox is a boy's name of Scottish origin meaning "round hill".

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Knox is an old Scottish surname that Brad Pitt (whose great-great-grandfather was named Hal Knox Hillhouse) and Angelina Jolie took out of the back cupboard, dusted off, and elevated to coolness--to the point where it entered the <a href="https://nameberry.com/popular-names">popular baby names</a> list in 2009. Knox now ranks among the most influential <a href="https://nameberry.com/fameberry">celebrity baby names</a>.
<br/><br/>With Knox, the Jolie-Pitts established their own tradition: instead of their sons bearing the same first inital, they share the final letter 'x'--Maddox, Pax and Knox-- as well as a final 'n' for their <a href="https://nameberry.com/list/673/middle-names">middle names</a>. It's celebrity shine has made the formerly obscure Knox one of the most popular <a href="https://nameberry.com/list/473/scottish-names-for-boys">Scottish names for boys</a>.  
<br/><br/>The surname Knox dates back at least to the thirteenth century, and John Knox was the priest who brought about the Reformation in Scotland.

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The name Knox is currently ranked #196 in U.S. births. and peaked for boys at #196 in 2025. The name is most popular in South Dakota, South Dakota, and Wyoming. Knox is occasionally used for girls in 2025.

Year	US rank	Births	Per million
2014	—	0	0
2015	—	0	0
2016	—	0	0
2017	—	0	0
2018	—	0	0
2019	—	0	0
2020	—	0	0
2021	—	0	0
2022	#4,728	29	17.7
2023	—	0	0
2024	—	0	0
2025	—	0	0

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