September is a distinctive girls' name in United States, ranking #4171 in 2010 with 36 recorded births. The name reached its all-time peak in 2002 with 42 births ranking #3325. Since 1996, the popularity has increased by 16.1%. In 2010, approximately 1 in every 49,370 girls born was named September. FALLING Recent data shows the name is currently falling.