Sidnee is a distinctive girls' name in United States, ranking #3923 in 1996 with 28 recorded births. This places Sidnee in the top 25% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1999 with 39 births ranking #3304. In 1996, approximately 1 in every 62,606 girls born was named Sidnee. RISING Recent data shows the name is currently rising.