Reily is a distinctive girls' name in United States, ranking #6157 in 2004 with 20 recorded births. The name reached its all-time peak in 2006 with 31 births ranking #4661. Since 1996, the popularity has increased by 42.9%. In 2004, approximately 1 in every 91,806 girls born was named Reily. FALLING Recent data shows the name is currently falling.