Kristy is a moderately popular girls' name in United States, ranking #494 in 1996 with 485 recorded births. This places Kristy in the top 3% of ranked US girls' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 1996 with 485 births ranking #494. In 1996, approximately 1 in every 3,614 girls born was named Kristy. STABLE Recent data shows the name is currently stable.