Sydnie is a distinctive girls' name in United States, ranking #1514 in 2009 with 151 recorded births. The name reached its all-time peak in 2000 with 352 births ranking #681. Since 1996, the popularity has decreased by 35.7%. In 2009, approximately 1 in every 12,165 girls born was named Sydnie. FALLING Recent data shows the name is currently falling.