Meaning and history
From a Scots surname derived from several places called Knock, ultimately from Gaelic cnoc meaning “round hill,” Knox rose sharply in popularity after Angelina Jolie and Brad Pitt gave the name to a baby in 2008.
20062006: 60 births, rank #2,150
2007: 61 births, rank #2,185
2008: 93 births, rank #1,655
2009: 341 births, rank #704
2010: 579 births, rank #459
20112011: 630 births, rank #434
2012: 822 births, rank #367
2013: 928 births, rank #344
2014: 1,244 births, rank #286
2015: 1,403 births, rank #258
20162016: 1,539 births, rank #245
2017: 1,640 births, rank #233
2018: 1,707 births, rank #219
2019: 1,563 births, rank #241
2020: 1,530 births, rank #238
20212021: 1,737 births, rank #220
2022: 1,902 births, rank #199
2023: 1,783 births, rank #208
2024: 1,706 births, rank #209
20252025: 1,836 births, rank #196
Knox rose from #209 to #196 for boys between 2024 and 2025. Its highest annual birth count came in 2022, with 1,902 births.