How Many People Are Named Quilla?
An estimated 52 people in the United States have the first name Quilla. It is predominantly female (91.1%). The average bearer is 58 years old, and Quilla peaked in popularity in 1917 with 11 births that year.
Below you will find a full statistical profile of Quilla 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 Quilla paired with any surname.
Key Insights
- Quilla is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
52
About 1 in 6,591,430 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
91.1% confidence
Average Age
58
years old
Peak Year
1917
11 births
Total Registered
180
since 1880
Gender Distribution for Quilla
Quilla is predominantly female (91.1%), though 16 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Quilla as a male name
Ranked #4,265 in 1955
5 male births in 1955
Peak: 1919 (6 births)
Quilla as a female name
Ranked #10,937 in 2021
9 female births in 2021
Peak: 1917 (11 births)
Quilla: Popularity Over Time
SSA records for Quilla span from the 1900s to the 2020s, covering 9 decades of naming data. The most popular decade for this name was the 1910s, when 46 babies were registered. Quilla has declined significantly from its peak in the 1910s. Recent registrations are a fraction of what they were at the name's height.
Quilla by Decade
How has Quilla 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.
Quilla + Last Name Combinations
How many people share a full name with Quilla as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Quilla
Other first names starting with Q with a similar number of bearers.
Quilla: Questions and Answers
How many people in the U.S. are named Quilla?
We estimate approximately 52 people named Quilla 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 6,591,430 Americans share this first name.
Is Quilla a common name?
Quilla is classified as "Very Rare" and is more popular than 54.9% of all first names in the SSA database. A total of 180 births have been registered with this name since 1880.
When was Quilla most popular?
Quilla reached peak popularity in 1917, when 11 babies were given this name. The average age of a living person named Quilla is approximately 58 years old, reflecting when the name was most commonly given.
Is Quilla a female name?
Quilla is predominantly female. 91.1% of people with this name are female. See the gender breakdown above for full details.
How many Quilla Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Quilla Smith, Quilla Johnson, Quilla 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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