How Many People Are Named Brennyn?
An estimated 275 people in the United States have the first name Brennyn. It is used for both genders, with 51.8% female. The average bearer is 17 years old, and Brennyn peaked in popularity in 2009 with 32 births that year.
Below you will find a full statistical profile of Brennyn 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 Brennyn paired with any surname.
Estimated Living Americans
275
About 1 in 1,246,379 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
51.8% confidence
Average Age
17
years old
Peak Year
2009
32 births
Total Registered
278
since 1880
Gender Distribution for Brennyn
Brennyn is a genuinely unisex name, used for both males (48.2%) and females (51.8%). Out of 278 total births registered, 134 were male and 144 were female.
Brennyn as a male name
Ranked #8,939 in 2018
8 male births in 2018
Peak: 2009 (15 births)
Brennyn as a female name
Ranked #15,942 in 2019
5 female births in 2019
Peak: 2009 (17 births)
Brennyn: Popularity Over Time
SSA records for Brennyn span from the 1990s to the 2010s, covering 3 decades of naming data. The most popular decade for this name was the 2000s, when 143 babies were registered. Brennyn remains highly popular today, with recent registration numbers near its historical peak.
Brennyn by Decade
How has Brennyn 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.
Brennyn by State
Brennyn + Last Name Combinations
How many people share a full name with Brennyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Brennyn
Other first names starting with B with a similar number of bearers.
Brennyn: Questions and Answers
How many people in the U.S. are named Brennyn?
We estimate approximately 275 people named Brennyn 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 1,246,379 Americans share this first name.
Is Brennyn a common name?
Brennyn is classified as "Very Rare" and is more popular than 78.2% of all first names in the SSA database. A total of 278 births have been registered with this name since 1880.
When was Brennyn most popular?
Brennyn reached peak popularity in 2009, when 32 babies were given this name. The average age of a living person named Brennyn is approximately 17 years old, reflecting when the name was most commonly given.
Is Brennyn a female name?
Brennyn is predominantly female. 51.8% of people with this name are female. See the gender breakdown above for full details.
How many Brennyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Brennyn Smith, Brennyn Johnson, Brennyn 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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