How Many People Are Named Stephan Williams?
There are approximately 125 people named Stephan Williams living in the United States today. That makes this name combination uncommon, occurring at a rate of about 1 in 2,742,035 Americans.
This estimate combines SSA birth records for the first name Stephan with Census Bureau frequency data for the surname Williams. Below you will find a breakdown of both names, including popularity trends, gender data, and Census background data where it is available.
Estimated People with This Name
125
1 in 2,742,035 Americans
Combination Rarity
Uncommon
First Name
View full profileStephan
Last Name
View full profileWilliams
Stephan: Popularity Over Time
Year-by-year SSA birth registrations for the first name Stephan. The peak year was 1989 with 579 births. The average person named Stephan today is 46 years old.
Ancestry of the First Name Stephan
In the 2020 Census, the first name Stephan was most commonly recorded among people who identified as White (67.11%). The next largest recorded groups were Black (17.41%) and Hispanic (8.33%).
These percentages describe the people who had the first name Stephan in the 2020 Census. They do not tell you the deeper origin or meaning of the name itself.
Read this as a snapshot of who already had the name in 2020, not as a trend line. The SSA chart above is still the better way to see how Stephan rose or fell over time.
Ancestry of the Williams Surname
The surname Williams was most commonly recorded among people who identified as Black in the 2020 Census.
This is a self-reported race and ethnicity breakdown for people who had the surname Williams in the published Census surname tables. It gives useful context around who was recorded with the name, but it does not tell the full family history of every Boone line.
How we calculated this
The first name "Stephan" 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 522.38 per 100,000 people in the 2020 U.S. Census.
We do not use the Census first-name snapshot for the main estimate because it is only published once every 10 years. The latest public first-name Census file is from 2020, which is already 6 years old. SSA birth records plus CDC survival data give a better current estimate of how many people with the first name Stephan are likely to be alive now.
Multiplying these frequencies against the U.S. population of ~343 million gives 125 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Stephan
Other people with the surname Williams
Stephan Williams: Questions and Answers
How many people are named Stephan Williams?
We estimate approximately 125 people named Stephan Williams are alive in the United States today. The first name Stephan is shared by 23,863 Americans, and the surname Williams is shared by 1,790,492.
How rare is the name Stephan Williams?
This name combination is classified as Uncommon, occurring at a rate of about 1 in 2,742,035 Americans. The first name Stephan is uncommon and the surname Williams is very common.
Is Stephan a male or female name?
Stephan is predominantly male, with 99.2% of bearers being male and 0.8% female. It peaked in popularity in 1989 and the average bearer today is 46 years old.
What does the Census say about the first name Stephan?
In the 2020 Census, the first name Stephan was most commonly recorded among people who identified as White (67.11%). The next largest recorded groups were Black (17.41%) and Hispanic (8.33%). These percentages describe the people who had the name in the 2020 Census, not the deeper origin of the name itself.
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. When available, first-name Census background data comes from the 2020 U.S. Census Bureau first-name tables. Surname data comes from the 2020 U.S. Census Bureau. Full methodology.
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