Pyrene is a chemical compound.
Pyrene may also refer to:
- The Pyrene Company Limited, a manufacturer of firefighting equipment
- Brand name for Carbon tetrachloride used in Pyrene extinguishers
- Pyrene (mythology), consort of Ares and the mother of Cycnus in Greek mythology
- Pyrene (gastropod), a genus of sea snails from the family Columbellidae
- Pyrena, a kind of nutlet
- Pyrenees, a mountain range between France and Spain
- Pyrene, a Celtic city near the sources of the Danube mentioned by Herodotus: see Heuneburg
See also
- Pirene (disambiguation)
- Pyrenoid, a stone-like structure within the chloroplast of hornworts and some algae