Feminine dossier · first seen 1995
Illianna
Stable
Cross-generational persistence
Peak era
2018
Peak births
27
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Illianna
How many people are named Illianna?
An estimated 473 living Americans are named Illianna.
How rare is Illianna?
Illianna is very rare among babies today, with 21 girls receiving the name in 2025, down 22.2% from its 2018 peak.
How old is the typical Illianna?
The median age of a living American named Illianna is approximately 12 years, with most bearers falling between 7 and 18 years old.
Is Illianna still popular?
Yes. Illianna is holding steady, with 21 births in 2025 and a consistent recent baseline.
1995Peak 20182025
Peak year
2018
Decline from peak
22.2%
2025
21
All-time
478