How Common is the First Name Brennon?
We estimate that there are 4,282 people named Brennon who are currently alive and were born in the United States. Brennon is the 1,705th most common for men, and the 4,096th most common overall.
How Old are People Named Brennon?
The average person named Brennon is 23.46 years old.
Is Brennon a Popular Baby Name Right Now?
16 people named Brennon were born in the U.S. in 2025. It was the 5,608th most popular name for boys, and the 11,831st most popular overall.
The popularity of Brennon peaked in 1999, when it was the 867th most popular name for baby boys.
Is Brennon a Boy's Name or a Girl's Name?
Brennon is almost exclusively a male name. The Social Security Administration does not record any females born with the name Brennon.
Popularity of Brennon in England
In 2020, Brennon was the in England and Wales.