How Many People Are Named Lucilla?
An estimated 518 people in the United States have the first name Lucilla. It is almost exclusively a female name. The average bearer is 43 years old, and Lucilla peaked in popularity in 1955 with 19 births that year.
Below you will find a full statistical profile of Lucilla 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 Lucilla paired with any surname.
Estimated Living Americans
518
About 1 in 661,688 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
43
years old
Peak Year
1955
19 births
Total Registered
946
since 1880
Gender Distribution for Lucilla
Lucilla is almost exclusively a female name. Out of 946 total births registered, 100.0% were female.
Lucilla as a female name
Ranked #6,277 in 2024
19 female births in 2024
Peak: 1955 (19 births)
Lucilla: Popularity Over Time
SSA records for Lucilla span from the 1890s to the 2020s, covering 13 decades of naming data. The most popular decade for this name was the 1920s, when 132 babies were registered. While Lucilla is less common than at its peak in the 1920s, it remains a well-established name with steady registrations.
Lucilla by Decade
How has Lucilla 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.
Lucilla by State
Lucilla + Last Name Combinations
How many people share a full name with Lucilla as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Lucilla
Other first names starting with L with a similar number of bearers.
Lucilla: Questions and Answers
How many people in the U.S. are named Lucilla?
We estimate approximately 518 people named Lucilla 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 661,688 Americans share this first name.
Is Lucilla a common name?
Lucilla is classified as "Very Rare" and is more popular than 84.9% of all first names in the SSA database. A total of 946 births have been registered with this name since 1880.
When was Lucilla most popular?
Lucilla reached peak popularity in 1955, when 19 babies were given this name. The average age of a living person named Lucilla is approximately 43 years old, reflecting when the name was most commonly given.
Is Lucilla a female name?
Lucilla is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Lucilla Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Lucilla Smith, Lucilla Johnson, Lucilla 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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