How Many People Are Named Alleigh?
An estimated 620 people in the United States have the first name Alleigh. It is almost exclusively a female name. The average bearer is 18 years old, and Alleigh peaked in popularity in 2012 with 43 births that year.
Below you will find a full statistical profile of Alleigh 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 Alleigh paired with any surname.
Estimated Living Americans
620
About 1 in 552,830 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
18
years old
Peak Year
2012
43 births
Total Registered
628
since 1880
Gender Distribution for Alleigh
Alleigh is almost exclusively a female name. Out of 628 total births registered, 100.0% were female.
Alleigh as a female name
Ranked #13,545 in 2023
6 female births in 2023
Peak: 2012 (43 births)
Alleigh: Popularity Over Time
SSA records for Alleigh span from the 1990s to the 2020s, covering 4 decades of naming data. The most popular decade for this name was the 2000s, when 267 babies were registered. Alleigh has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Alleigh by Decade
How has Alleigh 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.
Alleigh by State
Birth registrations for Alleigh span all 4 states and territories in the SSA database. The highest counts are in Texas, North Carolina, Louisiana. The lowest are in Tennessee, Louisiana, North Carolina. On average, about 10 Alleighs were registered per state.
Alleigh + Last Name Combinations
How many people share a full name with Alleigh as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Alleigh
Other first names starting with A with a similar number of bearers.
Alleigh: Questions and Answers
How many people in the U.S. are named Alleigh?
We estimate approximately 620 people named Alleigh 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 552,830 Americans share this first name.
Is Alleigh a common name?
Alleigh is classified as "Very Rare" and is more popular than 86.5% of all first names in the SSA database. A total of 628 births have been registered with this name since 1880.
When was Alleigh most popular?
Alleigh reached peak popularity in 2012, when 43 babies were given this name. The average age of a living person named Alleigh is approximately 18 years old, reflecting when the name was most commonly given.
Is Alleigh a female name?
Alleigh is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Alleigh Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Alleigh Smith, Alleigh Johnson, Alleigh 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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