Kassie is a distinctive girls' name in United States, ranking #2338 in 2007 with 82 recorded births. The name reached its all-time peak in 1999 with 217 births ranking #954. Since 1996, the popularity has decreased by 51.5%. In 2007, approximately 1 in every 23,444 girls born was named Kassie. STABLE Recent data shows the name is currently stable.