Rily is a distinctive girls' name in United States, ranking #16447 in 2012 with 6 recorded births. This places Rily in the bottom 16% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2009 with 7 births ranking #14902. In 2012, approximately 1 in every 293,457 girls born was named Rily. FALLING Recent data shows the name is currently falling.