Katty is a distinctive girls' name in United States, ranking #4631 in 2006 with 31 recorded births. The name reached its all-time peak in 2000 with 34 births ranking #3775. Since 1996, the popularity has increased by 63.2%. In 2006, approximately 1 in every 61,325 girls born was named Katty. FALLING Recent data shows the name is currently falling.