Kacey is a distinctive girls' name in England & Wales, ranking #744 in 2016 with 53 recorded births. The name reached its all-time peak in 2006 with 417 births ranking #130. Since 1996, the popularity has increased by 130.4%. In 2016, approximately 1 in every 5,795 girls born was named Kacey. FALLING Recent data shows the name is currently falling.