Cydni is a distinctive girls' name in United States, ranking #3162 in 1996 with 37 recorded births. This places Cydni in the top 20% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1996 with 37 births ranking #3162. In 1996, approximately 1 in every 47,377 girls born was named Cydni. RISING Recent data shows the name is currently rising.