How Many People Are Named Brannan?
An estimated 380 people in the United States have the first name Brannan. It is predominantly male (97.2%). The average bearer is 32 years old, and Brannan peaked in popularity in 1995 with 17 births that year.
Below you will find a full statistical profile of Brannan 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 Brannan paired with any surname.
Estimated Living Americans
380
About 1 in 901,985 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
97.2% confidence
Average Age
32
years old
Peak Year
1995
17 births
Total Registered
392
since 1880
Gender Distribution for Brannan
Brannan is predominantly male (97.2%), though 11 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Brannan as a male name
Ranked #12,408 in 2021
5 male births in 2021
Peak: 1978 (16 births)
Brannan as a female name
Ranked #13,699 in 1995
5 female births in 1995
Peak: 1979 (6 births)
Brannan: Popularity Over Time
SSA records for Brannan span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 1990s, when 113 babies were registered. Brannan has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Brannan by Decade
How has Brannan 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.
Brannan by State
Brannan + Last Name Combinations
How many people share a full name with Brannan as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Brannan
Other first names starting with B with a similar number of bearers.
Brannan: Questions and Answers
How many people in the U.S. are named Brannan?
We estimate approximately 380 people named Brannan 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 901,985 Americans share this first name.
Is Brannan a common name?
Brannan is classified as "Very Rare" and is more popular than 81.8% of all first names in the SSA database. A total of 392 births have been registered with this name since 1880.
When was Brannan most popular?
Brannan reached peak popularity in 1995, when 17 babies were given this name. The average age of a living person named Brannan is approximately 32 years old, reflecting when the name was most commonly given.
Is Brannan a male name?
Brannan is predominantly male. 97.2% of people with this name are male. See the gender breakdown above for full details.
How many Brannan Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Brannan Smith, Brannan Johnson, Brannan 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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