Reena is a distinctive girls' name in United States, ranking #3576 in 2000 with 37 recorded births. The name reached its all-time peak in 2010 with 41 births ranking #3802. Since 1996, the popularity has increased by 12.1%. In 2000, approximately 1 in every 49,080 girls born was named Reena. RISING Recent data shows the name is currently rising.