How Many People Are Named Dierdre Johnson?
There are approximately 6 people named Dierdre Johnson living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 57,125,723 Americans.
This estimate combines SSA birth records for the first name Dierdre with Census Bureau frequency data for the surname Johnson. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
6
1 in 57,125,723 Americans
Combination Rarity
Very Rare
First Name
View full profileDierdre
Last Name
View full profileJohnson
Dierdre: Popularity Over Time
Year-by-year SSA birth registrations for the first name Dierdre. The peak year was 1961 with 62 births. The average person named Dierdre today is 56 years old.
Ancestry of the Johnson Surname
Self-reported race and ethnicity breakdown for people with the surname Johnson, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Dierdre" 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 "Johnson" appears at a rate of 655.24 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 6 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people with the surname Johnson
Dierdre Johnson: Questions and Answers
How many people are named Dierdre Johnson?
We estimate approximately 6 people named Dierdre Johnson are alive in the United States today. The first name Dierdre is shared by 915 Americans, and the surname Johnson is shared by 2,245,864.
How rare is the name Dierdre Johnson?
This name combination is classified as Very Rare, occurring at a rate of about 1 in 57,125,723 Americans. The first name Dierdre is very rare and the surname Johnson is very common.
Is Dierdre a male or female name?
Dierdre is predominantly female, with 0.0% of bearers being male and 100.0% female. It peaked in popularity in 1961 and the average bearer today is 56 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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