Kassidy is a distinctive boys' name in United States, ranking #6854 in 2014 with 12 recorded births. This places Kassidy in the top 49% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2017 with 20 births ranking #4843. Since 1996, the popularity has increased by 71.4%. In 2014, approximately 1 in every 160,037 boys born was named Kassidy. STABLE Recent data shows the name is currently stable.