Lucius Aemilius Paullus
Through his maternal grandparents, the princess Julia the Younger and Lucius Aemilius Paullus, consul AD 1, Decimus was related to Emperor Augustus, his second wife, Scribonia, the statesman Marcus Vipsanius Agrippa and the consul Lucius Aemilius Lepidus Paullus (brother of the triumvir Marcus Aemilius Lepidus).