How Many People Are Named Lia?
An estimated 26,307 people in the United States have the first name Lia. It is almost exclusively a female name. The average bearer is 18 years old, and Lia peaked in popularity in 2024 with 1,605 births that year.
Below you will find a full statistical profile of Lia 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 Lia paired with any surname.
Key Insights
- Lia is a modern name. With an average bearer age of just 18, it has gained most of its popularity in recent years.
Estimated Living Americans
26,307
About 1 in 13,029 people in the U.S.
Rarity
Uncommon
Predicted Gender
Female
99.9% confidence
Average Age
18
years old
Peak Year
2024
1,605 births
Total Registered
26,981
since 1880
Gender Distribution for Lia
Lia is almost exclusively a female name. Out of 26,981 total births registered, 99.9% were female.
Lia as a male name
Ranked #13,382 in 2023
5 male births in 2023
Peak: 1991 (5 births)
Lia as a female name
Ranked #187 in 2024
1,605 female births in 2024
Peak: 2024 (1,605 births)
Lia: Popularity Over Time
SSA records for Lia span from the 1930s to the 2020s, covering 10 decades of naming data. The most popular decade for this name was the 2010s, when 9,747 babies were registered. While Lia is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Lia by Decade
How has Lia 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.
Lia by State
Birth registrations for Lia span all 48 states and territories in the SSA database. The highest counts are in California, Texas, New York. The lowest are in West Virginia, South Dakota, Montana. On average, about 498 Lias were registered per state.
Lia + Last Name Combinations
How many people share a full name with Lia as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Lia
Other first names starting with L with a similar number of bearers.
Lia: Questions and Answers
How many people in the U.S. are named Lia?
We estimate approximately 26,307 people named Lia 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 13,029 Americans share this first name.
Is Lia a common name?
Lia is classified as "Uncommon" and is more popular than 98.7% of all first names in the SSA database. A total of 26,981 births have been registered with this name since 1880.
When was Lia most popular?
Lia reached peak popularity in 2024, when 1,605 babies were given this name. The average age of a living person named Lia is approximately 18 years old, reflecting when the name was most commonly given.
Is Lia a female name?
Lia is predominantly female. 99.9% of people with this name are female. See the gender breakdown above for full details.
How many Lia Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Lia Smith, Lia Johnson, Lia 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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