osiris4dOsiris shown in typical mummy wrappings. Based on New Kingdom tomb paintings. ( CC BY SA 4.0) A Son of Gods – The Beginning of the Osiris Myth. The name ‘Osiris’ is the Greek form of the Egyptian name AsirOverview. Osiris, the Mhty One, was both god of the dead and a central fure of Egyptian mythology.His cult arose around 2600BCE, as those of competing deities,