Raigen is a distinctive girls' name in United States, ranking #12346 in 1999 with 7 recorded births. This places Raigen 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 2009 with 23 births ranking #6049. In 1999, approximately 1 in every 253,397 girls born was named Raigen. RISING Recent data shows the name is currently rising.