Ruy is a distinctive boys' name in United States, ranking #11075 in 2004 with 6 recorded births. This places Ruy in the bottom 16% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2007 with 7 births ranking #10672. In 2004, approximately 1 in every 330,800 boys born was named Ruy. STABLE Recent data shows the name is currently stable.