How Many People Are Named Demetrius Williams?
There are approximately 197 people named Demetrius Williams living in the United States today. That makes this name combination uncommon, occurring at a rate of about 1 in 1,739,870 Americans.
This estimate combines SSA birth records for the first name Demetrius 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
197
1 in 1,739,870 Americans
Combination Rarity
Uncommon
First Name
View full profileDemetrius
Last Name
View full profileWilliams
Demetrius: Popularity Over Time
Year-by-year SSA birth registrations for the first name Demetrius. The peak year was 1991 with 1,079 births. The average person named Demetrius today is 35 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 "Demetrius" has an estimated frequency of 0.0104% 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 197 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Demetrius
Other people with the surname Williams
Demetrius Williams: Questions and Answers
How many people are named Demetrius Williams?
We estimate approximately 197 people named Demetrius Williams are alive in the United States today. The first name Demetrius is shared by 35,758 Americans, and the surname Williams is shared by 1,850,671.
How rare is the name Demetrius Williams?
This name combination is classified as Uncommon, occurring at a rate of about 1 in 1,739,870 Americans. The first name Demetrius is uncommon and the surname Williams is very common.
Is Demetrius a male or female name?
Demetrius is predominantly male, with 95.4% of bearers being male and 4.6% female. It peaked in popularity in 1991 and the average bearer today is 35 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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