How Many People Are Named Dorothy Williams?
There are approximately 1,148 people named Dorothy Williams living in the United States today. That makes this name combination common, occurring at a rate of about 1 in 298,566 Americans.
This estimate combines SSA birth records for the first name Dorothy 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
1,148
1 in 298,566 Americans
Combination Rarity
Common
First Name
View full profileDorothy
Last Name
View full profileWilliams
Dorothy: Popularity Over Time
Year-by-year SSA birth registrations for the first name Dorothy. The peak year was 1924 with 40,097 births. The average person named Dorothy today is 72 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 "Dorothy" has an estimated frequency of 0.0608% 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 1,148 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Dorothy
Other people with the surname Williams
Dorothy Williams: Questions and Answers
How many people are named Dorothy Williams?
We estimate approximately 1,148 people named Dorothy Williams are alive in the United States today. The first name Dorothy is shared by 208,282 Americans, and the surname Williams is shared by 1,850,671.
How rare is the name Dorothy Williams?
This name combination is classified as Common, occurring at a rate of about 1 in 298,566 Americans. The first name Dorothy is common and the surname Williams is very common.
Is Dorothy a male or female name?
Dorothy is predominantly female, with 0.3% of bearers being male and 99.7% female. It peaked in popularity in 1924 and the average bearer today is 72 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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