Illiana is a distinctive girls' name in United States, ranking #2467 in 2025 with 72 recorded births. This places Illiana in the top 14% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2011 with 89 births ranking #2148. Since 1996, the popularity has increased by 242.9%. In 2025, approximately 1 in every 22,323 girls born was named Illiana. STABLE Recent data shows the name is currently stable.