Iullus Antonius also. Through his half-sister Antonia Minor, he was a maternal uncle of Germanicus, Livilla and the Emperor Claudius. Lastly, he was a paternal great-uncle of the Emperor Caligula, Julia's grandson by Agrippa, and the Empress Agrippina the Younger, Julia's eldest granddaughter, and Claudius' niece and fourth wife, as well as other children fathered by Germanicus and his wife Agrippina the Elder: Nero Julius Caesar, Drusus Caesar, Julia Drusilla, and Julia Livilla. Through Agrippina the Younger, Iullus was a maternal great-great-uncle of the Emperor Nero. Through his half-sister Antonia Major and stepsister Claudia Marcella Minor, he was also great-uncle to Claudius'
Agrippina the Elder still survives (). Agrippina was fiercely independent, a trait she shared with her mother. Dio described her as having ambitions to match her pedigree. However, Anthony Barrett notes that Agrippina was fully aware that a woman in ancient Rome could not hold power in her own right. Instead, Agrippina followed the model of Livia in promoting the careers of her children. She and her daughter, Agrippina the Younger, are both described as being equally ambitious for their sons. Whereas the elder Agrippina's son failed to become emperor, the younger Agrippina's son, also named Nero, succeeds. In a contrast, Tacitus has