【How-to】Who is nero - Howto.org

The emperor Nero was the son of Cn. Domitius Ahenobarbus, and of Agrippina, daughter of Germanicus Caesar, and sister of Caligula. Nero’s original name was L. Domitius Ahenobarbus, but after the marriage of his mother with her uncle, the emperor Claudius, he was adopted by Claudius A. D.