How Many People Are Named Polly Williams?
There are approximately 75 people named Polly Williams living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 4,570,058 Americans.
This estimate combines SSA birth records for the first name Polly 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
75
1 in 4,570,058 Americans
Combination Rarity
Rare
First Name
View full profilePolly
Last Name
View full profileWilliams
Polly: Popularity Over Time
Year-by-year SSA birth registrations for the first name Polly. The peak year was 1964 with 688 births. The average person named Polly today is 62 years old.
Ancestry of the First Name Polly
In the 2020 Census, the first name Polly was most commonly recorded among people who identified as White (83.73%). The next largest recorded groups were Black (6.49%) and Asian and Pacific Islander (4.17%).
These percentages describe the people who had the first name Polly 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 Polly 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 "Polly" 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 Polly are likely to be alive now.
Multiplying these frequencies against the U.S. population of ~343 million gives 75 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Polly
Other people with the surname Williams
Polly Williams: Questions and Answers
How many people are named Polly Williams?
We estimate approximately 75 people named Polly Williams are alive in the United States today. The first name Polly is shared by 14,272 Americans, and the surname Williams is shared by 1,790,492.
How rare is the name Polly Williams?
This name combination is classified as Rare, occurring at a rate of about 1 in 4,570,058 Americans. The first name Polly is uncommon and the surname Williams is very common.
Is Polly a male or female name?
Polly is predominantly female, with 0.1% of bearers being male and 99.9% female. It peaked in popularity in 1964 and the average bearer today is 62 years old.
What does the Census say about the first name Polly?
In the 2020 Census, the first name Polly was most commonly recorded among people who identified as White (83.73%). The next largest recorded groups were Black (6.49%) and Asian and Pacific Islander (4.17%). 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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