Cassius has multiple meanings:
- Cassius, the Roman general and conspirator against Julius Caesar.
- Cassius, the French band.
- Cassius Clay, the birthname of boxer Muhammad Ali.
- Dio Cassius, a Roman historian.
- Cassius Marcellus Clay, an abolitionist from Madison County, Kentucky.
This is a disambiguation page: a list of articles associated with the same title. If an internal link referred you to this page, you may wish to change the link to point directly to the intended article.