Kacey is a distinctive boys' name in England & Wales, ranking #1613 in 2025 with 16 recorded births. The name reached its all-time peak in 2007 with 23 births ranking #1053. Since 1996, the popularity has increased by 100.0%. In 2025, approximately 1 in every 16,996 boys born was named Kacey. RISING Recent data shows the name is currently rising.