How Many People Are Named Alethia?
An estimated 1,620 people in the United States have the first name Alethia. It is almost exclusively a female name. The average bearer is 45 years old, and Alethia peaked in popularity in 1973 with 74 births that year.
Below you will find a full statistical profile of Alethia 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 Alethia paired with any surname.
Estimated Living Americans
1,620
About 1 in 211,577 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
45
years old
Peak Year
1973
74 births
Total Registered
2,512
since 1880
Gender Distribution for Alethia
Alethia is almost exclusively a female name. Out of 2,512 total births registered, 100.0% were female.
Alethia as a female name
Ranked #8,941 in 2024
11 female births in 2024
Peak: 1973 (74 births)
Alethia: Popularity Over Time
SSA records for Alethia span from the 1890s to the 2020s, covering 14 decades of naming data. The most popular decade for this name was the 1970s, when 349 babies were registered. Alethia has declined significantly from its peak in the 1970s. Recent registrations are a fraction of what they were at the name's height.
Alethia by Decade
How has Alethia 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.
Alethia by State
Birth registrations for Alethia span all 9 states and territories in the SSA database. The highest counts are in South Carolina, Georgia, New York. The lowest are in New Jersey, Virginia, California. On average, about 48 Alethias were registered per state.
Alethia + Last Name Combinations
How many people share a full name with Alethia as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Alethia
Other first names starting with A with a similar number of bearers.
Alethia: Questions and Answers
How many people in the U.S. are named Alethia?
We estimate approximately 1,620 people named Alethia 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 211,577 Americans share this first name.
Is Alethia a common name?
Alethia is classified as "Rare" and is more popular than 92.8% of all first names in the SSA database. A total of 2,512 births have been registered with this name since 1880.
When was Alethia most popular?
Alethia reached peak popularity in 1973, when 74 babies were given this name. The average age of a living person named Alethia is approximately 45 years old, reflecting when the name was most commonly given.
Is Alethia a female name?
Alethia is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Alethia Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Alethia Smith, Alethia Johnson, Alethia 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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