Rielly is a distinctive girls' name in United States, ranking #6104 in 1997 with 16 recorded births. The name reached its all-time peak in 1998 with 22 births ranking #4913. Since 1996, the popularity has increased by 14.3%. In 1997, approximately 1 in every 108,791 girls born was named Rielly. RISING Recent data shows the name is currently rising.