Cassius

boys’ nameComeback · modern nameCompare

Cassius is ranked 567th among boys in 2024 (516 births). Its best rank was 430th, in 1880.

Rank in 2024: #567up 9 from 2023
Births in 2024: 5160.03% of boys
Peak year: 2021607 births
Best rank: #430in 1880
Since 1880: 9,230people given the name

Babies named Cassius, by year of birthboys

The story in the numbers

9,230 boys have been named Cassius in the United States since 1880, according to Social Security records. The busiest single year was 2021, with 607 births.

This is a comeback. After an early peak the name fell to a fraction of its former share, and it has been climbing again for the past decade.

Half of everyone given the name was born by 2016, and the 2010s alone account for 39%. It has spent 31 of 145 years in the top 1,000.

Rank among boys, year by year

Higher on the chart = more popularrank (gaps = outside the top 1,000)

By decade

Decade	boys named Cassius
1880s	82
1890s	35
1900s	5
1910s	95
1920s	112
1930s	47
1940s	59
1950s	34
1960s	309
1970s	189
1980s	211
1990s	419
2000s	1,225
2010s	3,634
2020s	2,774

In 2021, its biggest year

Cassius was the 485th most given boy’s name that year. The top five boys’ names of 2021 were Liam, Noah, Oliver, Elijah and James. See all of 2021.

Names that rose and fell with Cassius

Same sex, most similar popularity curve over 145 years, in five-year steps — the shape of the line, not the size.

Other spellings in the data

Kassius1,124 ever

What this page does not tell you. The Social Security data records how many babies were given a name, not what the name means or where it comes from — so neither do we. Counts cover people with a Social Security number; names given to fewer than five babies in a year are withheld. More on the data.