Kristy is a distinctive girls' name in United States, ranking #822 in 1999 with 264 recorded births. The name reached its all-time peak in 1996 with 485 births ranking #494. Since 1996, the popularity has decreased by 45.6%. In 1999, approximately 1 in every 6,719 girls born was named Kristy. STABLE Recent data shows the name is currently stable.