Risa is a distinctive girls' name in United States, ranking #3004 in 2002 with 49 recorded births. The name reached its all-time peak in 1998 with 54 births ranking #2561. Since 1996, the popularity has increased by 58.1%. In 2002, approximately 1 in every 36,670 girls born was named Risa. RISING Recent data shows the name is currently rising.