How Many People Are Named Brittainy?
An estimated 505 people in the United States have the first name Brittainy. It is almost exclusively a female name. The average bearer is 38 years old, and Brittainy peaked in popularity in 1989 with 61 births that year.
Below you will find a full statistical profile of Brittainy 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 Brittainy paired with any surname.
Estimated Living Americans
505
About 1 in 678,721 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
38
years old
Peak Year
1989
61 births
Total Registered
531
since 1880
Gender Distribution for Brittainy
Brittainy is almost exclusively a female name. Out of 531 total births registered, 100.0% were female.
Brittainy as a female name
Ranked #14,476 in 1998
5 female births in 1998
Peak: 1989 (61 births)
Brittainy: Popularity Over Time
SSA records for Brittainy span from the 1970s to the 1990s, covering 3 decades of naming data. The most popular decade for this name was the 1980s, when 348 babies were registered. While Brittainy is less common than at its peak in the 1980s, it remains a well-established name with steady registrations.
Brittainy by Decade
How has Brittainy 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.
Brittainy by State
Birth registrations for Brittainy span all 5 states and territories in the SSA database. The highest counts are in Texas, California, North Carolina. The lowest are in Indiana, Ohio, North Carolina. On average, about 18 Brittainys were registered per state.
Brittainy + Last Name Combinations
How many people share a full name with Brittainy as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Brittainy
Other first names starting with B with a similar number of bearers.
Brittainy: Questions and Answers
How many people in the U.S. are named Brittainy?
We estimate approximately 505 people named Brittainy 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 678,721 Americans share this first name.
Is Brittainy a common name?
Brittainy is classified as "Very Rare" and is more popular than 84.6% of all first names in the SSA database. A total of 531 births have been registered with this name since 1880.
When was Brittainy most popular?
Brittainy reached peak popularity in 1989, when 61 babies were given this name. The average age of a living person named Brittainy is approximately 38 years old, reflecting when the name was most commonly given.
Is Brittainy a female name?
Brittainy is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Brittainy Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Brittainy Smith, Brittainy Johnson, Brittainy 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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