The son of Herod Agrippa I. and Cypros. The emperor Claudius made him tetrarch of the provinces of Philip and Lysanias, with the title of king (Acts 25:13; 26:2, 7). He enlarged the city of Caesarea Philippi, and called it Neronias, in honour of Nero. It was before him and his sister that Paul made his defence at Caesarea (Acts 25:12-27). He died at Rome A.D. 100, in the third year of the emperor Trajan.