How Many People Are Named Karen Allen?
There are approximately 1,184 people named Karen Allen living in the United States today. That makes this name combination common, occurring at a rate of about 1 in 289,488 Americans.
This estimate combines SSA birth records for the first name Karen with Census Bureau frequency data for the surname Allen. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
1,184
1 in 289,488 Americans
Combination Rarity
Common
First Name
View full profileKaren
Last Name
View full profileAllen
Karen: Popularity Over Time
Year-by-year SSA birth registrations for the first name Karen. The peak year was 1957 with 40,667 births. The average person named Karen today is 62 years old.
Ancestry of the Allen Surname
Self-reported race and ethnicity breakdown for people with the surname Allen, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Karen" has an estimated frequency of 0.211% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Allen" appears at a rate of 163.61 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 1,184 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Karen
Other people with the surname Allen
Karen Allen: Questions and Answers
How many people are named Karen Allen?
We estimate approximately 1,184 people named Karen Allen are alive in the United States today. The first name Karen is shared by 723,738 Americans, and the surname Allen is shared by 549,555.
How rare is the name Karen Allen?
This name combination is classified as Common, occurring at a rate of about 1 in 289,488 Americans. The first name Karen is very common and the surname Allen is very common.
Is Karen a male or female name?
Karen is predominantly female, with 0.3% of bearers being male and 99.7% female. It peaked in popularity in 1957 and the average bearer today is 62 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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