Nan is a distinctive girls' name in United States, ranking #14142 in 2014 with 7 recorded births. This places Nan in the bottom 26% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 8 births ranking #10827. In 2014, approximately 1 in every 255,134 girls born was named Nan. RISING Recent data shows the name is currently rising.