Kacey is a distinctive boys' name in United States, ranking #2718 in 2006 with 43 recorded births. The name reached its all-time peak in 2021 with 220 births ranking #997. Since 1996, the popularity has decreased by 32.8%. In 2006, approximately 1 in every 47,793 boys born was named Kacey. FALLING Recent data shows the name is currently falling.