Kassidie is a distinctive girls' name in United States, ranking #5579 in 2000 with 20 recorded births. The name reached its all-time peak in 2001 with 22 births ranking #5278. Since 1996, the popularity has increased by 25.0%. In 2000, approximately 1 in every 90,799 girls born was named Kassidie. STABLE Recent data shows the name is currently stable.