Rayni is a distinctive girls' name in United States, ranking #8865 in 1997 with 10 recorded births. This places Rayni in the bottom 45% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1997 with 10 births ranking #8865. Since 1996, the popularity has increased by 25.0%. In 1997, approximately 1 in every 174,066 girls born was named Rayni. FALLING Recent data shows the name is currently falling.