Kathy is a distinctive girls' name in United States, ranking #618 in 1998 with 386 recorded births. The name reached its all-time peak in 1996 with 445 births ranking #530. Since 1996, the popularity has decreased by 13.3%. In 1998, approximately 1 in every 4,577 girls born was named Kathy. FALLING Recent data shows the name is currently falling.