How Many People Are Named Aleigh?
An estimated 653 people in the United States have the first name Aleigh. It is almost exclusively a female name. The average bearer is 19 years old, and Aleigh peaked in popularity in 2012 with 36 births that year.
Below you will find a full statistical profile of Aleigh 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 Aleigh paired with any surname.
Estimated Living Americans
653
About 1 in 524,892 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
19
years old
Peak Year
2012
36 births
Total Registered
663
since 1880
Gender Distribution for Aleigh
Aleigh is almost exclusively a female name. Out of 663 total births registered, 100.0% were female.
Aleigh as a female name
Ranked #12,185 in 2024
7 female births in 2024
Peak: 2012 (36 births)
Aleigh: Popularity Over Time
SSA records for Aleigh span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2000s, when 264 babies were registered. Aleigh has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Aleigh by Decade
How has Aleigh 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.
Aleigh + Last Name Combinations
How many people share a full name with Aleigh as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Aleigh
Other first names starting with A with a similar number of bearers.
Aleigh: Questions and Answers
How many people in the U.S. are named Aleigh?
We estimate approximately 653 people named Aleigh 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 524,892 Americans share this first name.
Is Aleigh a common name?
Aleigh is classified as "Very Rare" and is more popular than 87% of all first names in the SSA database. A total of 663 births have been registered with this name since 1880.
When was Aleigh most popular?
Aleigh reached peak popularity in 2012, when 36 babies were given this name. The average age of a living person named Aleigh is approximately 19 years old, reflecting when the name was most commonly given.
Is Aleigh a female name?
Aleigh is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Aleigh Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Aleigh Smith, Aleigh Johnson, Aleigh 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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