Kathya is a distinctive girls' name in United States, ranking #6858 in 2014 with 18 recorded births. The name reached its all-time peak in 1996 with 51 births ranking #2491. Since 1996, the popularity has decreased by 64.7%. In 2014, approximately 1 in every 99,219 girls born was named Kathya. FALLING Recent data shows the name is currently falling.