Illyana is a distinctive girls' name in United States, ranking #11840 in 1999 with 7 recorded births. The name reached its all-time peak in 2012 with 36 births ranking #4164. Since 1996, the popularity has decreased by 36.4%. In 1999, approximately 1 in every 253,397 girls born was named Illyana. RISING Recent data shows the name is currently rising.