September is a distinctive girls' name in United States, ranking #4253 in 2014 with 35 recorded births. The name reached its all-time peak in 2002 with 42 births ranking #3325. Since 1996, the popularity has increased by 12.9%. In 2014, approximately 1 in every 51,027 girls born was named September. FALLING Recent data shows the name is currently falling.