Feminine dossier · first seen 1916
Alli
Endangered
Down 91.2% from peak
Peak era
2011
Peak births
205
Current vitality
Rare
Peak generation
Gen Z
Quick answers about Alli
How many people are named Alli?
An estimated 3,731 living Americans are named Alli.
How rare is Alli?
Alli is very rare among babies today, with 18 girls receiving the name in 2025, down 91.2% from its 2011 peak.
How old is the typical Alli?
The median age of a living American named Alli is approximately 20 years, with most bearers falling between 15 and 27 years old.
Is Alli still popular?
No. Alli is endangered as a baby name, down 91.2% from its 2011 peak with 18 births in 2025.
Where is Alli most common?
Alli has its strongest geographic signal in Louisiana, where it appears 5.5× more often than the national baseline.
1916Peak 20112025
Peak year
2011
Decline from peak
91.2%
2025
18
All-time
3,805
Where it lives now
Alli is most concentrated in Louisiana — about 5.5× the national rate in the 2000s. It also runs high in Utah and Tennessee.
States where Alli is given more often than the national average — its present-day heartland.