Kathya is a distinctive girls' name in United States, ranking #4818 in 2008 with 31 recorded births. The name reached its all-time peak in 1996 with 51 births ranking #2491. Since 1996, the popularity has decreased by 39.2%. In 2008, approximately 1 in every 60,991 girls born was named Kathya. FALLING Recent data shows the name is currently falling.