How Many People Are Named William Dyer?
There are approximately 373 people named William Dyer living in the United States today. That makes this name combination uncommon, occurring at a rate of about 1 in 918,912 Americans.
This estimate combines SSA birth records for the first name William with Census Bureau frequency data for the surname Dyer. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
373
1 in 918,912 Americans
Combination Rarity
Uncommon
First Name
View full profileWilliam
Last Name
View full profileDyer
William: Popularity Over Time
Year-by-year SSA birth registrations for the first name William. The peak year was 1947 with 67,155 births. The average person named William today is 54 years old.
Ancestry of the Dyer Surname
Self-reported race and ethnicity breakdown for people with the surname Dyer, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "William" has an estimated frequency of 0.681% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Dyer" appears at a rate of 15.99 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 373 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named William
Other people with the surname Dyer
William Dyer: Questions and Answers
How many people are named William Dyer?
We estimate approximately 373 people named William Dyer are alive in the United States today. The first name William is shared by 2,335,115 Americans, and the surname Dyer is shared by 53,709.
How rare is the name William Dyer?
This name combination is classified as Uncommon, occurring at a rate of about 1 in 918,912 Americans. The first name William is very common and the surname Dyer is uncommon.
Is William a male or female name?
William is predominantly male, with 99.6% of bearers being male and 0.4% female. It peaked in popularity in 1947 and the average bearer today is 54 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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