Rielly is a distinctive girls' name in United States, ranking #6824 in 2003 with 17 recorded births. The name reached its all-time peak in 1998 with 22 births ranking #4913. Since 1996, the popularity has increased by 21.4%. In 2003, approximately 1 in every 107,474 girls born was named Rielly. RISING Recent data shows the name is currently rising.