How Many People Are Named Kathryne?
An estimated 3,159 people in the United States have the first name Kathryne. It is almost exclusively a female name. The average bearer is 47 years old, and Kathryne peaked in popularity in 1990 with 117 births that year.
Below you will find a full statistical profile of Kathryne 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 Kathryne paired with any surname.
Estimated Living Americans
3,159
About 1 in 108,501 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
47
years old
Peak Year
1990
117 births
Total Registered
5,959
since 1880
Gender Distribution for Kathryne
Kathryne is almost exclusively a female name. Out of 5,959 total births registered, 100.0% were female.
Kathryne as a female name
Ranked #16,395 in 2024
5 female births in 2024
Peak: 1990 (117 births)
Kathryne: Popularity Over Time
SSA records for Kathryne span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1910s, when 729 babies were registered. Kathryne has declined significantly from its peak in the 1910s. Recent registrations are a fraction of what they were at the name's height.
Kathryne by Decade
How has Kathryne 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.
Kathryne by State
Birth registrations for Kathryne span all 24 states and territories in the SSA database. The highest counts are in California, Texas, Pennsylvania. The lowest are in West Virginia, Indiana, Colorado. On average, about 60 Kathrynes were registered per state.
Kathryne + Last Name Combinations
How many people share a full name with Kathryne as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kathryne
Other first names starting with K with a similar number of bearers.
Kathryne: Questions and Answers
How many people in the U.S. are named Kathryne?
We estimate approximately 3,159 people named Kathryne 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 108,501 Americans share this first name.
Is Kathryne a common name?
Kathryne is classified as "Rare" and is more popular than 95.3% of all first names in the SSA database. A total of 5,959 births have been registered with this name since 1880.
When was Kathryne most popular?
Kathryne reached peak popularity in 1990, when 117 babies were given this name. The average age of a living person named Kathryne is approximately 47 years old, reflecting when the name was most commonly given.
Is Kathryne a female name?
Kathryne is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Kathryne Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kathryne Smith, Kathryne Johnson, Kathryne 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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