How Many People Are Named Brienna Williams?
There are approximately 9 people named Brienna Williams living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 38,083,815 Americans.
This estimate combines SSA birth records for the first name Brienna with Census Bureau frequency data for the surname Williams. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
9
1 in 38,083,815 Americans
Combination Rarity
Very Rare
First Name
View full profileBrienna
Last Name
View full profileWilliams
Brienna: Popularity Over Time
Year-by-year SSA birth registrations for the first name Brienna. The peak year was 1992 with 78 births. The average person named Brienna today is 26 years old.
Ancestry of the Williams Surname
Self-reported race and ethnicity breakdown for people with the surname Williams, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Brienna" has an estimated frequency of < 0.0001% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Williams" appears at a rate of 550.97 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 9 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Brienna
Other people with the surname Williams
Brienna Williams: Questions and Answers
How many people are named Brienna Williams?
We estimate approximately 9 people named Brienna Williams are alive in the United States today. The first name Brienna is shared by 1,648 Americans, and the surname Williams is shared by 1,850,671.
How rare is the name Brienna Williams?
This name combination is classified as Very Rare, occurring at a rate of about 1 in 38,083,815 Americans. The first name Brienna is rare and the surname Williams is very common.
Is Brienna a male or female name?
Brienna is predominantly female, with 0.0% of bearers being male and 100.0% female. It peaked in popularity in 1992 and the average bearer today is 26 years old.
Where does this data come from?
First name data comes from the Social Security Administration (1880 to 2024), adjusted for survival using CDC 2023 life tables. Surname data comes from the 2010 U.S. Census Bureau. Full methodology.
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