Risa is a distinctive girls' name in United States, ranking #6552 in 2006 with 20 recorded births. The name reached its all-time peak in 1998 with 54 births ranking #2561. Since 1996, the popularity has decreased by 35.5%. In 2006, approximately 1 in every 95,054 girls born was named Risa. RISING Recent data shows the name is currently rising.