How Many People Are Named Louise Williams?
There are approximately 365 people named Louise Williams living in the United States today. That makes this name combination uncommon, occurring at a rate of about 1 in 939,053 Americans.
This estimate combines SSA birth records for the first name Louise 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
365
1 in 939,053 Americans
Combination Rarity
Uncommon
First Name
View full profileLouise
Last Name
View full profileWilliams
Louise: Popularity Over Time
Year-by-year SSA birth registrations for the first name Louise. The peak year was 1920 with 9,226 births. The average person named Louise today is 69 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 "Louise" has an estimated frequency of 0.0194% 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 365 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Louise
Other people with the surname Williams
Louise Williams: Questions and Answers
How many people are named Louise Williams?
We estimate approximately 365 people named Louise Williams are alive in the United States today. The first name Louise is shared by 66,329 Americans, and the surname Williams is shared by 1,850,671.
How rare is the name Louise Williams?
This name combination is classified as Uncommon, occurring at a rate of about 1 in 939,053 Americans. The first name Louise is uncommon and the surname Williams is very common.
Is Louise a male or female name?
Louise is predominantly female, with 0.6% of bearers being male and 99.4% female. It peaked in popularity in 1920 and the average bearer today is 69 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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