Cassius
boy name#582 in 2025Cassius entered the US charts in 1880, peaked at #425 in 1880, ranks #582 today — a name gently stepping back from its peak.
Popularity 1880–2025
#582
rank today
#425
peak (1880)
504
babies in 2025
falling
a name gently stepping back from its peak
Rank by decade
| Decade | Average rank |
|---|---|
| 1880s | #691 |
| 1890s | #839 |
| 1900s | #1373 |
| 1910s | #2071 |
| 1920s | #2616 |
| 1930s | #3012 |
| 1940s | #2714 |
| 1950s | #3273 |
| 1960s | #1668 |
| 1970s | #2415 |
| 1980s | #2548 |
| 1990s | #2038 |
| 2000s | #1375 |
| 2010s | #721 |
| 2020s | #542 |
Strongest states
Over the last decade, Cassius has been most popular in CA, TX, WA.
Living bearers
About 9,200 people named Cassius are estimated to be alive in the US today.
The typical Cassius is a kid of about 9 — this name's wave is very recent.
Estimated from official SSA birth records and life tables.
Names similar in popularity
Frequently asked questions
- How popular is the name Cassius in 2025?
- Cassius ranks #582 among US boy names in 2025, with 504 babies given the name.
- When was the name Cassius most popular?
- Cassius peaked in 1880, reaching #425 among US boy names.
- Will my child share the name Cassius with classmates?
- Cassius will almost certainly be the only one in school.
Torn between Cassius and another name?
Put them head to head — full stats, history and a verdict.
Start a name battle