How Common is the First Name Brenna?
We estimate that there are 28,783 people named Brenna who are currently alive and were born in the United States. Brenna is the 731st most common for women, and the 1,306th most common overall.
How Old are People Named Brenna?
The average person named Brenna is 27.35 years old.
Is Brenna a Popular Baby Name Right Now?
108 people named Brenna were born in the U.S. in 2025. It was the 1,844th most popular name for girls, and the 3,355th most popular overall.
The popularity of Brenna peaked in 1995, when it was the 235th most popular name for baby girls.
Is Brenna a Boy's Name or a Girl's Name?
Brenna is almost exclusively a female name. The Social Security Administration does not record any males born with the name Brenna.