Zeus is from ancient Roman religion.
Jupiter , also Jove ( Iūpiter [ ˈjuːpɪtɛr ] or Iuppiter [ ˈjʊppɪtɛr ] , gen. Iovis [ ˈjɔwɪs ] ) , is the god of sky and thunder and king of the gods in Ancient Roman religion and mythology . Zeus [ ˈzju : s ] ( Ζεύς , Zeús , [ zdeǔ̯s ] Modern Δίας , Días [ ˈði.as ] ) is the sky and thunder god in ancient Greek religion , who ruled as king of the gods of Mount Olympus .