How Many People Are Named Kacelyn Williams?
There are approximately 1 people named Kacelyn Williams living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 342,754,338 Americans.
This estimate combines SSA birth records for the first name Kacelyn 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
1
1 in 342,754,338 Americans
Combination Rarity
Very Rare
First Name
View full profileKacelyn
Last Name
View full profileWilliams
Kacelyn: Popularity Over Time
Year-by-year SSA birth registrations for the first name Kacelyn. The peak year was 2014 with 16 births. The average person named Kacelyn today is 10 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 "Kacelyn" 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 1 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people with the surname Williams
Kacelyn Williams: Questions and Answers
How many people are named Kacelyn Williams?
We estimate approximately 1 people named Kacelyn Williams are alive in the United States today. The first name Kacelyn is shared by 212 Americans, and the surname Williams is shared by 1,888,474.
How rare is the name Kacelyn Williams?
This name combination is classified as Very Rare, occurring at a rate of about 1 in 342,754,338 Americans. The first name Kacelyn is very rare and the surname Williams is very common.
Is Kacelyn a male or female name?
Kacelyn is predominantly female, with 0.0% of bearers being male and 100.0% female. It peaked in popularity in 2014 and the average bearer today is 10 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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