Lilli is a distinctive girls' name in United States, ranking #1525 in 2009 with 149 recorded births. This places Lilli in the top 8% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 174 births ranking #1339. Since 1996, the popularity has increased by 645.0%. In 2009, approximately 1 in every 12,328 girls born was named Lilli. RISING Recent data shows the name is currently rising.