Feminine dossier · first seen 1880
Lilian
Stable
Cross-generational persistence
Peak era
2007
Peak births
786
Current vitality
Fragile
Peak generation
Gen Z
Quick answers about Lilian
How many people are named Lilian?
An estimated 17,926 living Americans are named Lilian.
How rare is Lilian?
Lilian is moderately uncommon among babies today, with 537 girls receiving the name in 2025, down 31.7% from its 2007 peak.
How old is the typical Lilian?
The median age of a living American named Lilian is approximately 17 years, with most bearers falling between 9 and 23 years old.
Is Lilian still popular?
Yes. Lilian is holding steady, with 537 births in 2025 and a consistent recent baseline.
Where is Lilian most common?
Lilian has its strongest geographic signal in California, where it appears 3.8× more often than the national baseline.
1880Peak 20072025
Peak year
2007
Decline from peak
31.7%
2025
537
All-time
20,470
Where it lives now
Lilian is most concentrated in California — about 3.6× the national rate in the 1980s.
States where Lilian is given more often than the national average — its present-day heartland.