Cydni is a distinctive girls' name in United States, ranking #6387 in 2001 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 2001, approximately 1 in every 105,915 girls born was named Cydni. RISING Recent data shows the name is currently rising.