Ky is a distinctive girls' name in United States, ranking #14881 in 2003 with 6 recorded births. The name reached its all-time peak in 1998 with 9 births ranking #9736. Since 1996, the popularity has decreased by 14.3%. In 2003, approximately 1 in every 304,508 girls born was named Ky. STABLE Recent data shows the name is currently stable.