Kassidy is a distinctive boys' name in United States, ranking #5836 in 2020 with 15 recorded births. The name reached its all-time peak in 2017 with 20 births ranking #4843. Since 1996, the popularity has increased by 114.3%. In 2020, approximately 1 in every 115,004 boys born was named Kassidy. STABLE Recent data shows the name is currently stable.