Risa is a distinctive girls' name in United States, ranking #3206 in 2000 with 43 recorded births. The name reached its all-time peak in 1998 with 54 births ranking #2561. Since 1996, the popularity has increased by 38.7%. In 2000, approximately 1 in every 42,232 girls born was named Risa. RISING Recent data shows the name is currently rising.