Feminine dossier · first seen 1881
Lillia
Stable
Cross-generational persistence
Peak era
2013
Peak births
73
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Lillia
How many people are named Lillia?
An estimated 1,817 living Americans are named Lillia.
How rare is Lillia?
Lillia is uncommon among babies today, with 55 girls receiving the name in 2025, down 24.7% from its 2013 peak.
How old is the typical Lillia?
The median age of a living American named Lillia is approximately 17 years, with most bearers falling between 10 and 25 years old.
Is Lillia still popular?
Yes. Lillia is holding steady, with 55 births in 2025 and a consistent recent baseline.
1881Peak 20132025
Peak year
2013
Decline from peak
24.7%
2025
55
All-time
2,633