Brax is a distinctive boys' name in United States, ranking #5835 in 2009 with 15 recorded births. This places Brax in the top 40% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2019 with 36 births ranking #3210. In 2009, approximately 1 in every 132,220 boys born was named Brax. FALLING Recent data shows the name is currently falling.