God of wine, parties, festivals, madness, chaos, drunkenness, celebrations and ecstacy. Symbols include the grapevine, thyrsus(pinecone-tipped staff), ivy, cup, tiger, donkey, serpent, panther, leopard skin, dolphin and goat. Son of Zeus and the mortal Theban princess Semele. Married to the Cretan princess Ariadne. The youngest Olympian, as well as the only one to have been born of a mortal woman.