Knox is a moderately popular boys' name in United States, ranking #209 in 2024 with 1,701 recorded births. The name reached its all-time peak in 2022 with 1,900 births ranking #199. Since 1996, the popularity has increased by 9,905.9%. In 2024, approximately 1 in every 1,008 boys born was named Knox. FALLING Recent data shows the name is currently falling.