Caesar
From Tardis Wiki, the free Doctor Who reference
Caesar was a title held by the ruler of the Roman Empire. Nero, (TV: The Romans) Julius Caesar, Augustus and Tiberius were known Caesars.
Jesus Christ was executed in the twenty-first year of Tiberius' reign. (PROSE: Byzantium!)
The Tenth Doctor once offered to take Rose Tyler to see an unspecified Caesar (most likely Julius) crossing the Rubicon. (TV: Tooth and Claw)
Alternate timeline
In an alternate timeline, Caesar was a title held by Holy Roman Emperor Winston Churchill. (TV: The Wedding of River Song)
