Dax is a distinctive boys' name in United States, ranking #1822 in 1996 with 50 recorded births. This places Dax in the top 17% 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 749 births ranking #413. In 1996, approximately 1 in every 37,885 boys born was named Dax. FALLING Recent data shows the name is currently falling.