Agrippina the Younger
Through her maternal grandfather, Drusilla was a distant relative of Dictator Julius Caesar and the Julio-Claudian dynasty. Drusilla was a first cousin of Roman General Germanicus and his brother, the Roman Emperor Claudius, and a second cousin of Roman Emperor Caligula, Roman Empress Agrippina the Younger, Roman Empress Valeria Messalina and Roman Emperor Nero.