Career
He was a Consul in AD 7 and governor of Syria from AD 13 to 17. Towards the end of his governorship Vonones seized the throne of Armenia, but Vonones was unpopular with the neighbouring Parthian Empire and war threatened. The Romans, not desiring war with Parthia had Cretius Silanus summon Vonones to his court in Syria in AD 16.
There Vonones was kept under surveillance while allowed to retain his royal pomp and title.
Creticus Silanus was removed as governor of Syria by Tiberius to make way for Gnaeus Calpurnius Piso in AD 17.