How Many People Are Named Cassundra?
An estimated 86 people in the United States have the first name Cassundra. It is almost exclusively a female name. The average bearer is 54 years old, and Cassundra peaked in popularity in 1971 with 11 births that year.
Below you will find a full statistical profile of Cassundra 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 Cassundra paired with any surname.
Key Insights
- Cassundra is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
86
About 1 in 3,985,516 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
54
years old
Peak Year
1971
11 births
Total Registered
98
since 1880
Gender Distribution for Cassundra
Cassundra is almost exclusively a female name. Out of 98 total births registered, 100.0% were female.
Cassundra as a female name
Ranked #11,735 in 1991
6 female births in 1991
Peak: 1971 (11 births)
Cassundra: Popularity Over Time
SSA records for Cassundra span from the 1960s to the 1990s, covering 4 decades of naming data. The most popular decade for this name was the 1970s, when 47 babies were registered. Cassundra has declined significantly from its peak in the 1970s. Recent registrations are a fraction of what they were at the name's height.
Cassundra by Decade
How has Cassundra 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.
Cassundra + Last Name Combinations
How many people share a full name with Cassundra as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Cassundra
Other first names starting with C with a similar number of bearers.
Cassundra: Questions and Answers
How many people in the U.S. are named Cassundra?
We estimate approximately 86 people named Cassundra 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 3,985,516 Americans share this first name.
Is Cassundra a common name?
Cassundra is classified as "Very Rare" and is more popular than 62.4% of all first names in the SSA database. A total of 98 births have been registered with this name since 1880.
When was Cassundra most popular?
Cassundra reached peak popularity in 1971, when 11 babies were given this name. The average age of a living person named Cassundra is approximately 54 years old, reflecting when the name was most commonly given.
Is Cassundra a female name?
Cassundra is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Cassundra Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Cassundra Smith, Cassundra Johnson, Cassundra 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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