How Many People Are Named Kassius?
An estimated 1,126 people in the United States have the first name Kassius. It is predominantly male (99.1%). The average bearer is 8 years old, and Kassius peaked in popularity in 2022 with 124 births that year.
Below you will find a full statistical profile of Kassius 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 Kassius paired with any surname.
Key Insights
- Kassius is a modern name. With an average bearer age of just 8, it has gained most of its popularity in recent years.
Estimated Living Americans
1,126
About 1 in 304,400 people in the U.S.
Rarity
Rare
Predicted Gender
Male
99.1% confidence
Average Age
8
years old
Peak Year
2022
124 births
Total Registered
1,134
since 1880
Gender Distribution for Kassius
Kassius is almost exclusively a male name. Out of 1,134 total births registered, 99.1% were male.
Kassius as a male name
Ranked #1,895 in 2024
84 male births in 2024
Peak: 2022 (124 births)
Kassius as a female name
Ranked #16,286 in 2020
5 female births in 2020
Peak: 2018 (5 births)
Kassius: Popularity Over Time
SSA records for Kassius span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2020s, when 539 babies were registered. Kassius remains highly popular today, with recent registration numbers near its historical peak.
Kassius by Decade
How has Kassius 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.
Kassius by State
Birth registrations for Kassius span all 21 states and territories in the SSA database. The highest counts are in California, Texas, Florida. The lowest are in Wisconsin, South Carolina, Nevada. On average, about 17 Kassiuss were registered per state.
Kassius + Last Name Combinations
How many people share a full name with Kassius as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kassius
Other first names starting with K with a similar number of bearers.
Kassius: Questions and Answers
How many people in the U.S. are named Kassius?
We estimate approximately 1,126 people named Kassius 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 304,400 Americans share this first name.
Is Kassius a common name?
Kassius is classified as "Rare" and is more popular than 90.8% of all first names in the SSA database. A total of 1,134 births have been registered with this name since 1880.
When was Kassius most popular?
Kassius reached peak popularity in 2022, when 124 babies were given this name. The average age of a living person named Kassius is approximately 8 years old, reflecting when the name was most commonly given.
Is Kassius a male name?
Kassius is predominantly male. 99.1% of people with this name are male. See the gender breakdown above for full details.
How many Kassius Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kassius Smith, Kassius Johnson, Kassius 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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