Maddex is a distinctive boys' name in United States, ranking #1865 in 2018 with 81 recorded births. This places Maddex in the top 13% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2012 with 138 births ranking #1277. In 2018, approximately 1 in every 22,413 boys born was named Maddex. FALLING Recent data shows the name is currently falling.