Cydnee is a distinctive girls' name in United States, ranking #3965 in 2003 with 34 recorded births. The name reached its all-time peak in 1997 with 51 births ranking #2520. Since 1996, the popularity has decreased by 12.8%. In 2003, approximately 1 in every 53,737 girls born was named Cydnee. RISING Recent data shows the name is currently rising.