Tiberius Caesar publicly expressed the hope that he would be judged worthy of hisancestors. Like his nephew Claudius, he was versed in the history of thearistocracy, and of his own family in particular, and it would be interesting toknow if he had in mind a particular branch, or particular individuals.1 Themodels they offered were diverse enough, although by blood he was a Claudianon both sides. Tiberius’ parents were Ti. Claudius Nero and Livia Drusilla,daughter of a Claudius Pulcher who, having been adopted by M.Livius Drusus,the tribune of 91 BC, introduced a third line into Tiberius’ ancestry.