As half-sister of Cato the Younger, a favourite mistress of Julius Caesar, and the mother of Brutus, Servilia held influence with three men who would become very important in Rome’s future. More information on her can be found here, but be aware that this may include plot spoilers.
Servilia is a popular figure in historical fiction. She appears as one of the main characters in the HBO TV series Rome. She also appears as a highly fictionised character in The Gates of Rome and other Emperor books by Conn Iggulden, as well as in Caesar's Women, by Colleen McCullough.