How Many People Are Named Rosie Williams?
There are approximately 172 people named Rosie Williams living in the United States today. That makes this name combination uncommon, occurring at a rate of about 1 in 1,992,758 Americans.
This estimate combines SSA birth records for the first name Rosie 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
172
1 in 1,992,758 Americans
Combination Rarity
Uncommon
First Name
View full profileRosie
Last Name
View full profileWilliams
Rosie: Popularity Over Time
Year-by-year SSA birth registrations for the first name Rosie. The peak year was 1927 with 1,581 births. The average person named Rosie today is 53 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 "Rosie" 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 172 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Rosie
Other people with the surname Williams
Rosie Williams: Questions and Answers
How many people are named Rosie Williams?
We estimate approximately 172 people named Rosie Williams are alive in the United States today. The first name Rosie is shared by 31,206 Americans, and the surname Williams is shared by 1,850,671.
How rare is the name Rosie Williams?
This name combination is classified as Uncommon, occurring at a rate of about 1 in 1,992,758 Americans. The first name Rosie is uncommon and the surname Williams is very common.
Is Rosie a male or female name?
Rosie is predominantly female, with 0.6% of bearers being male and 99.4% female. It peaked in popularity in 1927 and the average bearer today is 53 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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