Dionysus is a son of Zeus and Semele . His siblings are Apollo, Ares, Hephaestus, Hercules, Hermes, Artemis, Athena, Eileithyia, Eris, Hebe, and Aphrodite. Ariadne was his wife.
Hera was jealous that Dionysus was born because he was Zeus`s son. So Hera arranged for the titans to kill Dionysus. The titans ripped Dionysus to pieces but rhea saved him and gave him his life back.
These are the titans that ripped Dionysus to pieces.