 Tiberius is also noteworthy as the father of the two famous 'Gracchi' popularis reformers, Tiberius and Gaius.Tiberius was of plebeian status and was a member of the well-connected gens Sempronia, a family of ancient Rome.Tiberius was the son of Publius Sempronius Gracchus, apparently the younger brother of the two-time consul and general Tiberius Sempronius Gracchus (killed 212 BC).