Greco-Roman religion may refer to:

• Ancient Greek religion
• Hellenistic religion
• Mystery religions, initiatory cults of the Greco-Roman world
• Interpretatio graeca, the translation or interpretation of Greek and Roman deities in comparison to other myths and religions
• Religion in ancient Rome, which encompasses various religions, including Greek, practiced by peoples under Roman rule
• Classical mythology

• Greco-Roman world
• Magic in the Greco-Roman world
• Gallo-Roman religion
• Classical tradition