Katty is a distinctive girls' name in United States, ranking #6055 in 1999 with 17 recorded births. The name reached its all-time peak in 2000 with 34 births ranking #3775. Since 1996, the popularity has decreased by 10.5%. In 1999, approximately 1 in every 104,340 girls born was named Katty. FALLING Recent data shows the name is currently falling.