Rion is a distinctive girls' name in United States, ranking #8032 in 2008 with 16 recorded births. The name reached its all-time peak in 2014 with 29 births ranking #4875. Since 1996, the popularity has increased by 128.6%. In 2008, approximately 1 in every 118,170 girls born was named Rion. FALLING Recent data shows the name is currently falling.