Kathy is a distinctive girls' name in United States, ranking #694 in 2002 with 362 recorded births. The name reached its all-time peak in 1996 with 445 births ranking #530. Since 1996, the popularity has decreased by 18.7%. In 2002, approximately 1 in every 4,964 girls born was named Kathy. FALLING Recent data shows the name is currently falling.