Pomponia Graecina the emperor Caligula and Agrippina the Younger, who was the mother of Nero and wife of Claudius. Other notable ancestors on her mother's side include the historian and senator Gaius Asinius Pollio, who was consul in 40 BC. Pomponia married Aulus Plautius (d. by 65 AD), the senator and general who led the Roman conquest of Britain in 43 AD, for which he later received a military ovation, and who governed Roman Britain until 47 AD. A younger Aulus Plautius, probably their son, was murdered by the emperor Nero, supposedly because Nero's mother Agrippina had fallen in love with him
Otto III, Holy Roman Emperor never married and never fathered any children due to his early death. At the time of his death, the Byzantine princess Zoe, second daughter of Emperor Constantine VIII was traveling to Italy to marry him. Otto III, Holy Roman Emperor Otto III (June/July 980 – 23 January 1002) was Holy Roman Emperor from 996 until his early death in 1002. A member of the Ottonian dynasty, Otto III was the only son of the Emperor Otto II and his wife Theophanu. Otto III was crowned as King of Germany in 983 at the age of three, shortly after his father's