How Many People Are Named Alli?
An estimated 3,713 people in the United States have the first name Alli. It is almost exclusively a female name. The average bearer is 21 years old, and Alli peaked in popularity in 2011 with 205 births that year.
Below you will find a full statistical profile of Alli as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Alli paired with any surname.
Estimated Living Americans
3,713
About 1 in 92,312 people in the U.S.
Rarity
Rare
Predicted Gender
Female
99.9% confidence
Average Age
21
years old
Peak Year
2011
205 births
Total Registered
3,792
since 1880
Gender Distribution for Alli
Alli is almost exclusively a female name. Out of 3,792 total births registered, 99.9% were female.
Alli as a male name
Ranked #10,956 in 2003
5 male births in 2003
Peak: 2003 (5 births)
Alli as a female name
Ranked #4,880 in 2024
27 female births in 2024
Peak: 2011 (205 births)
Alli: Popularity Over Time
SSA records for Alli span from the 1910s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2000s, when 1,511 babies were registered. Alli has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Alli by Decade
How has Alli tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Alli by State
Birth registrations for Alli span all 31 states and territories in the SSA database. The highest counts are in Texas, Louisiana, Ohio. The lowest are in Maryland, Idaho, Colorado. On average, about 59 Allis were registered per state.
Alli + Last Name Combinations
How many people share a full name with Alli as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Alli
Other first names starting with A with a similar number of bearers.
Alli: Questions and Answers
How many people in the U.S. are named Alli?
We estimate approximately 3,713 people named Alli are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 92,312 Americans share this first name.
Is Alli a common name?
Alli is classified as "Rare" and is more popular than 95.8% of all first names in the SSA database. A total of 3,792 births have been registered with this name since 1880.
When was Alli most popular?
Alli reached peak popularity in 2011, when 205 babies were given this name. The average age of a living person named Alli is approximately 21 years old, reflecting when the name was most commonly given.
Is Alli a female name?
Alli is predominantly female. 99.9% of people with this name are female. See the gender breakdown above for full details.
How many Alli Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Alli Smith, Alli Johnson, Alli Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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