Kasey is a distinctive girls' name in England & Wales, ranking #4867 in 2025 with 4 recorded births. This places Kasey in the bottom 36% of ranked UK girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 127 births ranking #340. Since 1996, the popularity has decreased by 91.1%. In 2025, approximately 1 in every 63,320 girls born was named Kasey. STABLE Recent data shows the name is currently stable.