Katy is a distinctive girls' name in United States, ranking #1161 in 2006 with 210 recorded births. The name reached its all-time peak in 1997 with 279 births ranking #758. Since 1996, the popularity has decreased by 23.4%. In 2006, approximately 1 in every 9,053 girls born was named Katy. FALLING Recent data shows the name is currently falling.