Sidonie is a distinctive girls' name in United States, ranking #15495 in 2003 with 6 recorded births. This places Sidonie in the bottom 16% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2004 with 12 births ranking #9191. In 2003, approximately 1 in every 304,508 girls born was named Sidonie. STABLE Recent data shows the name is currently stable.