Sydnie is a distinctive girls' name in United States, ranking #749 in 1997 with 285 recorded births. This places Sydnie in the top 5% of ranked US girls' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 2000 with 352 births ranking #681. Since 1996, the popularity has increased by 21.3%. In 1997, approximately 1 in every 6,108 girls born was named Sydnie. FALLING Recent data shows the name is currently falling.