Kacey is a distinctive boys' name in United States, ranking #1708 in 2000 with 67 recorded births. This places Kacey in the top 14% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2021 with 220 births ranking #997. In 2000, approximately 1 in every 29,312 boys born was named Kacey. FALLING Recent data shows the name is currently falling.