Billi is a distinctive girls' name in United States, ranking #11536 in 2019 with 8 recorded births. The name reached its all-time peak in 1996 with 21 births ranking #4753. Since 1996, the popularity has decreased by 61.9%. In 2019, approximately 1 in every 209,697 girls born was named Billi. RISING Recent data shows the name is currently rising.