Illiana is a distinctive girls' name in United States, ranking #4127 in 1999 with 28 recorded births. The name reached its all-time peak in 2011 with 89 births ranking #2148. Since 1996, the popularity has increased by 33.3%. In 1999, approximately 1 in every 63,349 girls born was named Illiana. STABLE Recent data shows the name is currently stable.