Katty is a distinctive girls' name in United States, ranking #5132 in 2011 with 27 recorded births. The name reached its all-time peak in 2000 with 34 births ranking #3775. Since 1996, the popularity has increased by 42.1%. In 2011, approximately 1 in every 65,141 girls born was named Katty. FALLING Recent data shows the name is currently falling.