How Many People Are Named Rupert Williams?
There are approximately 11 people named Rupert Williams living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 31,159,485 Americans.
This estimate combines SSA birth records for the first name Rupert 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
11
1 in 31,159,485 Americans
Combination Rarity
Rare
First Name
View full profileRupert
Last Name
View full profileWilliams
Rupert: Popularity Over Time
Year-by-year SSA birth registrations for the first name Rupert. The peak year was 1920 with 161 births. The average person named Rupert today is 55 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 "Rupert" 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 11 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Rupert
Other people with the surname Williams
Rupert Williams: Questions and Answers
How many people are named Rupert Williams?
We estimate approximately 11 people named Rupert Williams are alive in the United States today. The first name Rupert is shared by 2,042 Americans, and the surname Williams is shared by 1,850,671.
How rare is the name Rupert Williams?
This name combination is classified as Rare, occurring at a rate of about 1 in 31,159,485 Americans. The first name Rupert is rare and the surname Williams is very common.
Is Rupert a male or female name?
Rupert is predominantly male, with 99.7% of bearers being male and 0.3% female. It peaked in popularity in 1920 and the average bearer today is 55 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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