How Many People Are Named Brendan?
An estimated 88,322 people in the United States have the first name Brendan. It is almost exclusively a male name. The average bearer is 31 years old, and Brendan peaked in popularity in 1999 with 4,004 births that year.
Below you will find a full statistical profile of Brendan 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 Brendan paired with any surname.
Key Insights
- While Brendan is overwhelmingly male, 325 female births have been registered with this name since 1880.
- Brendan has fallen dramatically from its peak in the 1990s. Recent registrations are less than 5% of what they were at the name's height.
Estimated Living Americans
88,322
About 1 in 3,881 people in the U.S.
Rarity
Uncommon
Predicted Gender
Male
99.6% confidence
Average Age
31
years old
Peak Year
1999
4,004 births
Total Registered
91,937
since 1880
Gender Distribution for Brendan
Brendan is almost exclusively a male name. Out of 91,937 total births registered, 99.6% were male.
Brendan as a male name
Ranked #1,009 in 2024
221 male births in 2024
Peak: 1999 (3,994 births)
Brendan as a female name
Ranked #12,778 in 2008
8 female births in 2008
Peak: 1993 (19 births)
Brendan: Popularity Over Time
SSA records for Brendan span from the 1910s to the 2020s, covering 12 decades of naming data. The most popular decade for this name was the 1990s, when 28,620 babies were registered. Brendan has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Brendan by Decade
How has Brendan 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.
Brendan by State
Birth registrations for Brendan span all 51 states and territories in the SSA database. The highest counts are in New York, California, Massachusetts. The lowest are in Wyoming, North Dakota, South Dakota. On average, about 1,744 Brendans were registered per state.
Brendan + Last Name Combinations
How many people share a full name with Brendan as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Brendan
Other first names starting with B with a similar number of bearers.
Brendan: Questions and Answers
How many people in the U.S. are named Brendan?
We estimate approximately 88,322 people named Brendan 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 3,881 Americans share this first name.
Is Brendan a common name?
Brendan is classified as "Uncommon" and is more popular than 99.4% of all first names in the SSA database. A total of 91,937 births have been registered with this name since 1880.
When was Brendan most popular?
Brendan reached peak popularity in 1999, when 4,004 babies were given this name. The average age of a living person named Brendan is approximately 31 years old, reflecting when the name was most commonly given.
Is Brendan a male name?
Brendan is predominantly male. 99.6% of people with this name are male. See the gender breakdown above for full details.
How many Brendan Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Brendan Smith, Brendan Johnson, Brendan 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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