Feminine dossier · first seen 1956
Illiana
Stable
Cross-generational persistence
Peak era
2011
Peak births
90
Current vitality
Rare
Peak generation
Gen Z
Quick answers about Illiana
How many people are named Illiana?
An estimated 2,059 living Americans are named Illiana.
How rare is Illiana?
Illiana is uncommon among babies today, with 72 girls receiving the name in 2025, down 20% from its 2011 peak.
How old is the typical Illiana?
The median age of a living American named Illiana is approximately 15 years, with most bearers falling between 8 and 22 years old.
Is Illiana still popular?
Yes. Illiana is holding steady, with 72 births in 2025 and a consistent recent baseline.
Where is Illiana most common?
Illiana has its strongest geographic signal in Texas, where it appears 2.4× more often than the national baseline.
1956Peak 20112025
Peak year
2011
Decline from peak
20%
2025
72
All-time
2,095
Where it lives now
Illiana is most concentrated in Texas — about 2.1× the national rate in the 2020s.
States where Illiana is given more often than the national average — its present-day heartland.