Sydny is a distinctive girls' name in United States, ranking #11735 in 2005 with 9 recorded births. The name reached its all-time peak in 2000 with 33 births ranking #3878. Since 1996, the popularity has decreased by 52.6%. In 2005, approximately 1 in every 205,300 girls born was named Sydny. RISING Recent data shows the name is currently rising.