Riko is a distinctive girls' name in United States, ranking #18974 in 2012 with 5 recorded births. This places Riko in the bottom 3% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2017 with 12 births ranking #9234. In 2012, approximately 1 in every 352,148 girls born was named Riko. RISING Recent data shows the name is currently rising.