Cydni is a distinctive girls' name in United States, ranking #4798 in 2002 with 25 recorded births. The name reached its all-time peak in 1996 with 37 births ranking #3162. Since 1996, the popularity has decreased by 32.4%. In 2002, approximately 1 in every 71,873 girls born was named Cydni. RISING Recent data shows the name is currently rising.