September is a distinctive girls' name in United States, ranking #5073 in 2021 with 26 recorded births. The name reached its all-time peak in 2002 with 42 births ranking #3325. Since 1996, the popularity has decreased by 16.1%. In 2021, approximately 1 in every 63,066 girls born was named September. FALLING Recent data shows the name is currently falling.