Sadey is a distinctive girls' name in United States, ranking #5963 in 2014 with 22 recorded births. The name reached its all-time peak in 2007 with 29 births ranking #5071. Since 1996, the popularity has increased by 100.0%. In 2014, approximately 1 in every 81,179 girls born was named Sadey. RISING Recent data shows the name is currently rising.