Cydni is a distinctive girls' name in United States, ranking #7468 in 2007 with 17 recorded births. The name reached its all-time peak in 1996 with 37 births ranking #3162. Since 1996, the popularity has decreased by 54.1%. In 2007, approximately 1 in every 113,085 girls born was named Cydni. RISING Recent data shows the name is currently rising.