Reily is a distinctive girls' name in United States, ranking #7615 in 2009 with 17 recorded births. The name reached its all-time peak in 2006 with 31 births ranking #4661. Since 1996, the popularity has increased by 21.4%. In 2009, approximately 1 in every 108,051 girls born was named Reily. FALLING Recent data shows the name is currently falling.