How Many People Are Named Karrin?
An estimated 333 people in the United States have the first name Karrin. It is almost exclusively a female name. The average bearer is 45 years old, and Karrin peaked in popularity in 1990 with 16 births that year.
Below you will find a full statistical profile of Karrin as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Karrin paired with any surname.
Estimated Living Americans
333
About 1 in 1,029,292 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
45
years old
Peak Year
1990
16 births
Total Registered
367
since 1880
Gender Distribution for Karrin
Karrin is almost exclusively a female name. Out of 367 total births registered, 100.0% were female.
Karrin as a female name
Ranked #18,180 in 2012
5 female births in 2012
Peak: 1990 (16 births)
Karrin: Popularity Over Time
SSA records for Karrin span from the 1950s to the 2010s, covering 7 decades of naming data. The most popular decade for this name was the 1970s, when 84 babies were registered. Karrin has declined significantly from its peak in the 1970s. Recent registrations are a fraction of what they were at the name's height.
Karrin by Decade
How has Karrin tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Karrin by State
Karrin + Last Name Combinations
How many people share a full name with Karrin as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Karrin
Other first names starting with K with a similar number of bearers.
Karrin: Questions and Answers
How many people in the U.S. are named Karrin?
We estimate approximately 333 people named Karrin are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 1,029,292 Americans share this first name.
Is Karrin a common name?
Karrin is classified as "Very Rare" and is more popular than 80.3% of all first names in the SSA database. A total of 367 births have been registered with this name since 1880.
When was Karrin most popular?
Karrin reached peak popularity in 1990, when 16 babies were given this name. The average age of a living person named Karrin is approximately 45 years old, reflecting when the name was most commonly given.
Is Karrin a female name?
Karrin is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Karrin Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Karrin Smith, Karrin Johnson, Karrin Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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