Marcus Julius Caesar Agrippa Postumus (26 June 12 BC – 20 August AD 14), also known as Agrippa Postumus or Postumus Agrippa or just Postumus, was a son of Marcus Vipsanius Agrippa and Julia the Elder. His maternal grandparents were Roman Emperor Augustus and his second wife Scribonia.Born after his father's death (hence the name), he was adopted by the emperor Augustus. For a period he was heir to the throne of Augustus, but in unclear circumstances he was arrested and exiled.