Natsumi is a distinctive girls' name in United States, ranking #12369 in 2007 with 9 recorded births. The name reached its all-time peak in 2000 with 12 births ranking #8402. Since 1996, the popularity has decreased by 18.2%. In 2007, approximately 1 in every 213,605 girls born was named Natsumi. RISING Recent data shows the name is currently rising.