How Many People Are Named Cathi?
An estimated 1,945 people in the United States have the first name Cathi. It is almost exclusively a female name. The average bearer is 64 years old, and Cathi peaked in popularity in 1961 with 162 births that year.
Below you will find a full statistical profile of Cathi 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 Cathi paired with any surname.
Estimated Living Americans
1,945
About 1 in 176,223 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
64
years old
Peak Year
1961
162 births
Total Registered
2,536
since 1880
Gender Distribution for Cathi
Cathi is almost exclusively a female name. Out of 2,536 total births registered, 100.0% were female.
Cathi as a female name
Ranked #13,296 in 1990
5 female births in 1990
Peak: 1961 (162 births)
Cathi: Popularity Over Time
SSA records for Cathi span from the 1940s to the 1990s, covering 6 decades of naming data. The most popular decade for this name was the 1960s, when 986 babies were registered. Cathi has declined significantly from its peak in the 1960s. Recent registrations are a fraction of what they were at the name's height.
Cathi by Decade
How has Cathi 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.
Cathi by State
Birth registrations for Cathi span all 22 states and territories in the SSA database. The highest counts are in California, Ohio, New York. The lowest are in Missouri, Minnesota, Kansas. On average, about 49 Cathis were registered per state.
Cathi + Last Name Combinations
How many people share a full name with Cathi as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Cathi
Other first names starting with C with a similar number of bearers.
Cathi: Questions and Answers
How many people in the U.S. are named Cathi?
We estimate approximately 1,945 people named Cathi 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 176,223 Americans share this first name.
Is Cathi a common name?
Cathi is classified as "Rare" and is more popular than 93.6% of all first names in the SSA database. A total of 2,536 births have been registered with this name since 1880.
When was Cathi most popular?
Cathi reached peak popularity in 1961, when 162 babies were given this name. The average age of a living person named Cathi is approximately 64 years old, reflecting when the name was most commonly given.
Is Cathi a female name?
Cathi is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Cathi Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Cathi Smith, Cathi Johnson, Cathi 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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