How Many People Are Named Kleo Williams?
There are approximately 2 people named Kleo Williams living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 171,377,169 Americans.
This estimate combines SSA birth records for the first name Kleo 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
2
1 in 171,377,169 Americans
Combination Rarity
Very Rare
First Name
View full profileKleo
Last Name
View full profileWilliams
Kleo: Popularity Over Time
Year-by-year SSA birth registrations for the first name Kleo. The peak year was 2024 with 65 births. The average person named Kleo today is 6 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 "Kleo" 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 2 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Kleo
Other people with the surname Williams
Kleo Williams: Questions and Answers
How many people are named Kleo Williams?
We estimate approximately 2 people named Kleo Williams are alive in the United States today. The first name Kleo is shared by 359 Americans, and the surname Williams is shared by 1,888,474.
How rare is the name Kleo Williams?
This name combination is classified as Very Rare, occurring at a rate of about 1 in 171,377,169 Americans. The first name Kleo is very rare and the surname Williams is very common.
Is Kleo a male or female name?
Kleo is predominantly female, with 8.0% of bearers being male and 92.0% female. It peaked in popularity in 2024 and the average bearer today is 6 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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