Mattox is a distinctive girls' name in United States, ranking #16852 in 2007 with 6 recorded births. This places Mattox in the bottom 18% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2011 with 7 births ranking #14302. In 2007, approximately 1 in every 320,408 girls born was named Mattox. RISING Recent data shows the name is currently rising.