Rj is a distinctive boys' name in United States, ranking #6977 in 1999 with 9 recorded births. This places Rj in the bottom 40% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2021 with 33 births ranking #3478. Since 1996, the popularity has decreased by 47.1%. In 1999, approximately 1 in every 213,343 boys born was named Rj. STABLE Recent data shows the name is currently stable.