How Many People Are Named Leni?
An estimated 1,633 people in the United States have the first name Leni. It is predominantly female (98.5%). The average bearer is 16 years old, and Leni peaked in popularity in 2023 with 208 births that year.
Below you will find a full statistical profile of Leni 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 Leni paired with any surname.
Key Insights
- Leni is a modern name. With an average bearer age of just 16, it has gained most of its popularity in recent years.
Estimated Living Americans
1,633
About 1 in 209,892 people in the U.S.
Rarity
Rare
Predicted Gender
Female
98.5% confidence
Average Age
16
years old
Peak Year
2023
208 births
Total Registered
1,765
since 1880
Gender Distribution for Leni
Leni is predominantly female (98.5%), though 27 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Leni as a male name
Ranked #10,335 in 2023
7 male births in 2023
Peak: 2023 (7 births)
Leni as a female name
Ranked #1,243 in 2024
187 female births in 2024
Peak: 2023 (201 births)
Leni: Popularity Over Time
SSA records for Leni span from the 1930s to the 2020s, covering 10 decades of naming data. The most popular decade for this name was the 2020s, when 752 babies were registered. Leni remains highly popular today, with recent registration numbers near its historical peak.
Leni by Decade
How has Leni 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.
Leni by State
Birth registrations for Leni span all 25 states and territories in the SSA database. The highest counts are in California, New York, Minnesota. The lowest are in Virginia, South Dakota, Georgia. On average, about 27 Lenis were registered per state.
Leni + Last Name Combinations
How many people share a full name with Leni as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Leni
Other first names starting with L with a similar number of bearers.
Leni: Questions and Answers
How many people in the U.S. are named Leni?
We estimate approximately 1,633 people named Leni 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 209,892 Americans share this first name.
Is Leni a common name?
Leni is classified as "Rare" and is more popular than 92.8% of all first names in the SSA database. A total of 1,765 births have been registered with this name since 1880.
When was Leni most popular?
Leni reached peak popularity in 2023, when 208 babies were given this name. The average age of a living person named Leni is approximately 16 years old, reflecting when the name was most commonly given.
Is Leni a female name?
Leni is predominantly female. 98.5% of people with this name are female. See the gender breakdown above for full details.
How many Leni Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Leni Smith, Leni Johnson, Leni 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 0 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau estimate. Full methodology.
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