Rileigh is a distinctive girls' name in United States, ranking #1209 in 2011 with 199 recorded births. This places Rileigh in the top 6% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2009 with 221 births ranking #1149. Since 1996, the popularity has increased by 423.7%. In 2011, approximately 1 in every 8,838 girls born was named Rileigh. FALLING Recent data shows the name is currently falling.