---
name: Cassius Longinus the Philosopher
name_greek: Κάσσιος Λογγῖνος
eul_aid: rmq
canonical: "https://eulogikon.org/authors/cassius-longinus-rmq"
period: Roman
dialect: Philosophical Koine
affiliation: Platonist
works_count: 3
license: "https://creativecommons.org/publicdomain/mark/1.0/"
---

# Cassius Longinus the Philosopher

*Κάσσιος Λογγῖνος*

**eul_aid:** `rmq` · [HTML page](https://eulogikon.org/authors/cassius-longinus-rmq)

Cassius Longinus, 3rd century CE Platonist philosopher. Three surviving philosophical orations. Free to read and download from the Greek library archive.

## Works

- [Excerpts](https://eulogikon.org/works/cassius-longinus-excerpts-rmq-ac) — *Ἐκλογαί* · `rmq-ac`
- [Prolegomena Longinus, Commentary Remains](https://eulogikon.org/works/cassius-longinus-prolegomena-commentary-rmq-aa) — *Προλεγόμενα Λογγίνου* · `rmq-aa`
- [Rhetorical Art](https://eulogikon.org/works/cassius-longinus-rhetoric-rmq-ab) — *Τέχνη Ῥητορική* · `rmq-ab`

## License and provenance

Eulogikon publishes public-domain Greek texts in cleaned, structured, readable form and makes no copyright claim over that preparation (Public Domain Mark 1.0, https://creativecommons.org/publicdomain/mark/1.0/). Author records and the underlying corpus are at https://eulogikon.org/.