How Many People Are Named Leonilda?
An estimated 10 people in the United States have the first name Leonilda. It is almost exclusively a female name. The average bearer is 81 years old, and Leonilda peaked in popularity in 1920 with 10 births that year.
Below you will find a full statistical profile of Leonilda 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 Leonilda paired with any surname.
Key Insights
- With an average bearer age of 81, Leonilda is a vintage name most associated with earlier generations. Most living bearers were born before 1955.
- Leonilda is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
10
About 1 in 34,275,434 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
81
years old
Peak Year
1920
10 births
Total Registered
125
since 1880
Gender Distribution for Leonilda
Leonilda is almost exclusively a female name. Out of 125 total births registered, 100.0% were female.
Leonilda as a female name
Ranked #7,333 in 1964
5 female births in 1964
Peak: 1920 (10 births)
Leonilda: Popularity Over Time
SSA records for Leonilda span from the 1900s to the 1960s, covering 6 decades of naming data. The most popular decade for this name was the 1920s, when 47 babies were registered. Leonilda has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Leonilda by Decade
How has Leonilda 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.
Leonilda by State
Leonilda + Last Name Combinations
How many people share a full name with Leonilda as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Leonilda
Other first names starting with L with a similar number of bearers.
Leonilda: Questions and Answers
How many people in the U.S. are named Leonilda?
We estimate approximately 10 people named Leonilda 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 34,275,434 Americans share this first name.
Is Leonilda a common name?
Leonilda is classified as "Very Rare" and is more popular than 28.5% of all first names in the SSA database. A total of 125 births have been registered with this name since 1880.
When was Leonilda most popular?
Leonilda reached peak popularity in 1920, when 10 babies were given this name. The average age of a living person named Leonilda is approximately 81 years old, reflecting when the name was most commonly given.
Is Leonilda a female name?
Leonilda is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Leonilda Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Leonilda Smith, Leonilda Johnson, Leonilda 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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