# Cassius (first name)

Source: https://namelineage.com/first-name/cassius/  
Publisher: Name Lineage. US counts from the Social Security Administration; England and Wales counts from the Office for National Statistics; meaning and etymology from Wiktionary. Data updated 2026-11-11.

| Field | Value |
|---|---|
| Usually given to | boys |
| Origin | Latin |
| Meaning | not recorded |
| Pronunciation | /ˈkæsi.əs/, 2 syllables |
| Nicknames | Cass |
| Variant spellings | none recorded |
| US babies named this | 9,766 since 1880 |
| Boys / girls in the US | 9,736 / 30 (0% girls) |
| Babies in England and Wales | 2,472, 1996 to 2025 |

## Etymology

Borrowed from Latin Cassius, a Roman name derived from the gens Cassia.

## Popularity

The last 15 years of each series. A year is missing when too few babies were given the name for the agency to publish it: five in the US, three in England and Wales.

### United States, girls

| Year | Babies | Rank |
|---|---|---|
| 2017 | 8 | 11,873 |
| 2020 | 5 | 15,591 |
| 2021 | 5 | 15,733 |
| 2022 | 7 | 12,509 |
| 2023 | 5 | 15,656 |

### United States, boys

| Year | Babies | Rank |
|---|---|---|
| 2011 | 240 | 873 |
| 2012 | 218 | 934 |
| 2013 | 300 | 757 |
| 2014 | 346 | 704 |
| 2015 | 406 | 644 |
| 2016 | 449 | 600 |
| 2017 | 467 | 582 |
| 2018 | 460 | 595 |
| 2019 | 554 | 514 |
| 2020 | 602 | 488 |
| 2021 | 607 | 487 |
| 2022 | 541 | 549 |
| 2023 | 509 | 576 |
| 2024 | 516 | 569 |
| 2025 | 504 | 583 |

### England and Wales, boys

| Year | Babies | Rank |
|---|---|---|
| 2011 | 82 | 458 |
| 2012 | 98 | 408 |
| 2013 | 112 | 363 |
| 2014 | 107 | 381 |
| 2015 | 85 | 472 |
| 2016 | 126 | 369 |
| 2017 | 108 | 403 |
| 2018 | 138 | 333 |
| 2019 | 166 | 293 |
| 2020 | 147 | 314 |
| 2021 | 167 | 278 |
| 2022 | 169 | 272 |
| 2023 | 174 | 263 |
| 2024 | 160 | 283 |
| 2025 | 140 | 319 |

## In other languages

- Italian: Cassio
- Portuguese: Cássio

## People named Cassius

- Cassius Marcellus Coolidge, American artist (1844-1934)
- Cassius M. Clay, American planter, politician and ambassador to Russia (1810-1903)
- Cassius Jackson Keyser, American mathematician and journalist of pronounced philosophical inclinations (1862-1947)
- Cassius Winston, American basketball player (born 1998)
- Cassius Stanley, American basketball player (born 1999)
- Cassius of Narni, Bishop of Narni
- Cassius Duran, Brazilian diver (1979-)

## How to read these numbers

A count is babies registered with that name in that year, not people alive now, so a name common a century ago can have a large total and few recent births.