Katty is a distinctive girls' name in United States, ranking #5652 in 2008 with 25 recorded births. The name reached its all-time peak in 2000 with 34 births ranking #3775. Since 1996, the popularity has increased by 31.6%. In 2008, approximately 1 in every 75,629 girls born was named Katty. FALLING Recent data shows the name is currently falling.