Rileigh is a distinctive girls' name in United States, ranking #1276 in 2013 with 186 recorded births. The name reached its all-time peak in 2009 with 221 births ranking #1149. Since 1996, the popularity has increased by 389.5%. In 2013, approximately 1 in every 9,432 girls born was named Rileigh. FALLING Recent data shows the name is currently falling.