DIO’s past was very dark and he was abused by his alcoholic father (Dario) and DIO also saw his mother get beaten to death by Dario. He hides his past and never talks about it since it caused him great pain. DIO is also King of Vampires and Egypt. He also has a daughter called ZIO shes a warrior and kind of a tomboy she is also very similar to DIO, shes muscular too, and gets babied by DIO alot. DIO and ZIO are a very powerful duo. DIOs most trusted people are ZIO, Pucci, Jonathan and his mother