Iya is a distinctive girls' name in United States, ranking #15318 in 1999 with 5 recorded births. The name reached its all-time peak in 2015 with 23 births ranking #5728. Since 1996, the popularity has decreased by 28.6%. In 1999, approximately 1 in every 354,756 girls born was named Iya. FALLING Recent data shows the name is currently falling.