Kassie is a distinctive girls' name in United States, ranking #1127 in 1997 with 167 recorded births. This places Kassie in the top 7% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1999 with 217 births ranking #954. In 1997, approximately 1 in every 10,423 girls born was named Kassie. STABLE Recent data shows the name is currently stable.