Kristy is a distinctive girls' name in United States, ranking #3278 in 2015 with 50 recorded births. The name reached its all-time peak in 1996 with 485 births ranking #494. Since 1996, the popularity has decreased by 89.7%. In 2015, approximately 1 in every 35,693 girls born was named Kristy. STABLE Recent data shows the name is currently stable.