How Many People Are Named Marycatherine?
An estimated 891 people in the United States have the first name Marycatherine. It is almost exclusively a female name. The average bearer is 31 years old, and Marycatherine peaked in popularity in 1997 with 32 births that year.
Below you will find a full statistical profile of Marycatherine 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 Marycatherine paired with any surname.
Estimated Living Americans
891
About 1 in 384,685 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
31
years old
Peak Year
1997
32 births
Total Registered
945
since 1880
Gender Distribution for Marycatherine
Marycatherine is almost exclusively a female name. Out of 945 total births registered, 100.0% were female.
Marycatherine as a female name
Ranked #9,312 in 2024
11 female births in 2024
Peak: 1997 (32 births)
Marycatherine: Popularity Over Time
SSA records for Marycatherine span from the 1910s to the 2020s, covering 10 decades of naming data. The most popular decade for this name was the 1990s, when 247 babies were registered. Marycatherine has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Marycatherine by Decade
How has Marycatherine 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.
Marycatherine by State
Birth registrations for Marycatherine span all 4 states and territories in the SSA database. The highest counts are in New York, Illinois, Pennsylvania. The lowest are in Texas, Pennsylvania, Illinois. On average, about 6 Marycatherines were registered per state.
Marycatherine + Last Name Combinations
How many people share a full name with Marycatherine as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Marycatherine
Other first names starting with M with a similar number of bearers.
Marycatherine: Questions and Answers
How many people in the U.S. are named Marycatherine?
We estimate approximately 891 people named Marycatherine 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 384,685 Americans share this first name.
Is Marycatherine a common name?
Marycatherine is classified as "Very Rare" and is more popular than 89.3% of all first names in the SSA database. A total of 945 births have been registered with this name since 1880.
When was Marycatherine most popular?
Marycatherine reached peak popularity in 1997, when 32 babies were given this name. The average age of a living person named Marycatherine is approximately 31 years old, reflecting when the name was most commonly given.
Is Marycatherine a female name?
Marycatherine is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Marycatherine Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Marycatherine Smith, Marycatherine Johnson, Marycatherine 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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