Elpinice (daughter of Herodes Atticus) Herodes and the wealthy heiress Vibullia Alcia Agrippina while her maternal grandparents were the Roman Senator, Consul Appius Annius Trebonius Gallus and the aristocratic woman Atilia Caucidia Tertulla. Her paternal uncle was Tiberius Claudius Atticus Herodianus, while her paternal aunt was Claudia Tisamenis. The maternal uncle of Elpinice was Appius Annius Atilius Bradua who served as an ordinary consul in 160. Through her maternal grandfather, Elpinice was a relative to the Roman Empress Faustina the Elder, wife of the Roman Emperor Antoninus Pius. Faustina the Elder was the mother of Roman Empress Faustina the Younger and aunt of Roman Emperor
Agrippina the Younger first marriage to praetor Tiberius Nero, and was the Emperor Tiberius's younger brother and Augustus's stepson. In the year 9, Augustus ordered and forced Tiberius to adopt Germanicus, who happened to be Tiberius's nephew, as his son and heir. Germanicus was a favorite of his great-uncle Augustus, who hoped that Germanicus would succeed his uncle Tiberius, who was Augustus's own adopted son and heir. This in turn meant that Tiberius was also Agrippina's adoptive grandfather in addition to her paternal great-uncle. Agrippina was born on 6 November in AD 15, or possibly 14, at Oppidum Ubiorum, a Roman outpost on