Rion is a distinctive girls' name in United States, ranking #11147 in 2003 with 9 recorded births. The name reached its all-time peak in 2014 with 29 births ranking #4875. Since 1996, the popularity has increased by 28.6%. In 2003, approximately 1 in every 203,006 girls born was named Rion. FALLING Recent data shows the name is currently falling.