Ryllie is a distinctive girls' name in United States, ranking #12865 in 2000 with 7 recorded births. This places Ryllie in the bottom 27% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2003 with 10 births ranking #10279. In 2000, approximately 1 in every 259,425 girls born was named Ryllie. FALLING Recent data shows the name is currently falling.