How Many People Are Named Isabella Williams?
There are approximately 2,171 people named Isabella Williams living in the United States today. That makes this name combination common, occurring at a rate of about 1 in 157,879 Americans.
This estimate combines SSA birth records for the first name Isabella 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
2,171
1 in 157,879 Americans
Combination Rarity
Common
First Name
View full profileIsabella
Last Name
View full profileWilliams
Isabella: Popularity Over Time
Year-by-year SSA birth registrations for the first name Isabella. The peak year was 2010 with 22,965 births. The average person named Isabella today is 15 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 "Isabella" has an estimated frequency of 0.115% 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 2,171 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Isabella
Other people with the surname Williams
Isabella Williams: Questions and Answers
How many people are named Isabella Williams?
We estimate approximately 2,171 people named Isabella Williams are alive in the United States today. The first name Isabella is shared by 394,076 Americans, and the surname Williams is shared by 1,850,671.
How rare is the name Isabella Williams?
This name combination is classified as Common, occurring at a rate of about 1 in 157,879 Americans. The first name Isabella is common and the surname Williams is very common.
Is Isabella a male or female name?
Isabella is predominantly female, with 0.1% of bearers being male and 99.9% female. It peaked in popularity in 2010 and the average bearer today is 15 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.
Try another name
How Many of Me