Reily is a distinctive boys' name in United States, ranking #3819 in 1998 with 19 recorded births. The name reached its all-time peak in 2006 with 51 births ranking #2440. Since 1996, the popularity has increased by 137.5%. In 1998, approximately 1 in every 100,596 boys born was named Reily. FALLING Recent data shows the name is currently falling.