Kasey is a distinctive girls' name in United States, ranking #795 in 2010 with 345 recorded births. The name reached its all-time peak in 1996 with 1,123 births ranking #252. Since 1996, the popularity has decreased by 69.3%. In 2010, approximately 1 in every 5,152 girls born was named Kasey. FALLING Recent data shows the name is currently falling.