Cydni is a distinctive girls' name in United States, ranking #11226 in 2013 with 9 recorded births. The name reached its all-time peak in 1996 with 37 births ranking #3162. Since 1996, the popularity has decreased by 75.7%. In 2013, approximately 1 in every 194,935 girls born was named Cydni. RISING Recent data shows the name is currently rising.