How Many People Are Named Cassi?
An estimated 2,233 people in the United States have the first name Cassi. It is almost exclusively a female name. The average bearer is 36 years old, and Cassi peaked in popularity in 1982 with 126 births that year.
Below you will find a full statistical profile of Cassi 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 Cassi paired with any surname.
Estimated Living Americans
2,233
About 1 in 153,495 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
36
years old
Peak Year
1982
126 births
Total Registered
2,356
since 1880
Gender Distribution for Cassi
Cassi is almost exclusively a female name. Out of 2,356 total births registered, 100.0% were female.
Cassi as a female name
Ranked #10,466 in 2023
9 female births in 2023
Peak: 1982 (126 births)
Cassi: Popularity Over Time
SSA records for Cassi span from the 1950s to the 2020s, covering 8 decades of naming data. The most popular decade for this name was the 1980s, when 1,047 babies were registered. Cassi has declined significantly from its peak in the 1980s. Recent registrations are a fraction of what they were at the name's height.
Cassi by Decade
How has Cassi 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.
Cassi by State
Birth registrations for Cassi span all 22 states and territories in the SSA database. The highest counts are in Texas, California, Utah. The lowest are in Oregon, New York, Georgia. On average, about 27 Cassis were registered per state.
Cassi + Last Name Combinations
How many people share a full name with Cassi as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Cassi
Other first names starting with C with a similar number of bearers.
Cassi: Questions and Answers
How many people in the U.S. are named Cassi?
We estimate approximately 2,233 people named Cassi 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 153,495 Americans share this first name.
Is Cassi a common name?
Cassi is classified as "Rare" and is more popular than 94.1% of all first names in the SSA database. A total of 2,356 births have been registered with this name since 1880.
When was Cassi most popular?
Cassi reached peak popularity in 1982, when 126 babies were given this name. The average age of a living person named Cassi is approximately 36 years old, reflecting when the name was most commonly given.
Is Cassi a female name?
Cassi is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Cassi Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Cassi Smith, Cassi Johnson, Cassi 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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