How Many People Are Named Leonard Williams?
There are approximately 724 people named Leonard Williams living in the United States today. That makes this name combination uncommon, occurring at a rate of about 1 in 473,418 Americans.
This estimate combines SSA birth records for the first name Leonard 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
724
1 in 473,418 Americans
Combination Rarity
Uncommon
First Name
View full profileLeonard
Last Name
View full profileWilliams
Leonard: Popularity Over Time
Year-by-year SSA birth registrations for the first name Leonard. The peak year was 1921 with 5,675 births. The average person named Leonard today is 63 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 "Leonard" has an estimated frequency of 0.0384% 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 724 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Leonard
Other people with the surname Williams
Leonard Williams: Questions and Answers
How many people are named Leonard Williams?
We estimate approximately 724 people named Leonard Williams are alive in the United States today. The first name Leonard is shared by 131,475 Americans, and the surname Williams is shared by 1,850,671.
How rare is the name Leonard Williams?
This name combination is classified as Uncommon, occurring at a rate of about 1 in 473,418 Americans. The first name Leonard is common and the surname Williams is very common.
Is Leonard a male or female name?
Leonard is predominantly male, with 99.5% of bearers being male and 0.5% female. It peaked in popularity in 1921 and the average bearer today is 63 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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