How Many People Are Named Mariah Carey?
There are approximately 21 people named Mariah Carey living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 16,321,635 Americans.
This estimate combines SSA birth records for the first name Mariah with Census Bureau frequency data for the surname Carey. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
21
1 in 16,321,635 Americans
Combination Rarity
Rare
First Name
View full profileMariah
Last Name
View full profileCarey
Mariah: Popularity Over Time
Year-by-year SSA birth registrations for the first name Mariah. The peak year was 1996 with 5,454 births. The average person named Mariah today is 24 years old.
Ancestry of the Carey Surname
Self-reported race and ethnicity breakdown for people with the surname Carey, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Mariah" has an estimated frequency of 0.0322% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Carey" appears at a rate of 19.09 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 21 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people with the surname Carey
Mariah Carey: Questions and Answers
How many people are named Mariah Carey?
We estimate approximately 21 people named Mariah Carey are alive in the United States today. The first name Mariah is shared by 110,502 Americans, and the surname Carey is shared by 64,122.
How rare is the name Mariah Carey?
This name combination is classified as Rare, occurring at a rate of about 1 in 16,321,635 Americans. The first name Mariah is common and the surname Carey is uncommon.
Is Mariah a male or female name?
Mariah is predominantly female, with 0.2% of bearers being male and 99.8% female. It peaked in popularity in 1996 and the average bearer today is 24 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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