Cassius
- Avidius Cassius
- Cassia gens
- Cassius (band)
- Cassius (crocodile)
- Cassius (song)
- Cassius Chaerea
- Cassius Clay
- Cassius Dio
- Cassius Longinus (disambiguation)
- Cassius Marcellus Clay
- Cassius Marcellus Clay Sr.
- Cassius Stanley
- Cassius Turvey
- Cassius Winston
- Cassius of Clermont
- Cassius of Narni
- Crack-Up (album)
- Gaius Cassius Longinus
- Kasius
- Kassius
- Michael Foot
- Pierce Brown
- Robot Wars (TV series)
- Saint Cassius (musician)
- Sorry to Bother You