Kassy is a distinctive girls' name in United States, ranking #7676 in 2006 with 16 recorded births. The name reached its all-time peak in 1997 with 29 births ranking #3854. Since 1996, the popularity has decreased by 36.0%. In 2006, approximately 1 in every 118,817 girls born was named Kassy. STABLE Recent data shows the name is currently stable.