Rileigh is a distinctive girls' name in United States, ranking #1202 in 2002 with 170 recorded births. The name reached its all-time peak in 2009 with 221 births ranking #1149. Since 1996, the popularity has increased by 347.4%. In 2002, approximately 1 in every 10,570 girls born was named Rileigh. FALLING Recent data shows the name is currently falling.