Reily is a distinctive boys' name in United States, ranking #5088 in 2002 with 15 recorded births. The name reached its all-time peak in 2006 with 51 births ranking #2440. Since 1996, the popularity has increased by 87.5%. In 2002, approximately 1 in every 129,431 boys born was named Reily. FALLING Recent data shows the name is currently falling.