Nero Claudius Drusus

Nero Claudius Drusus Germanicus, also called Drusus the Elder, was a Roman politician and military commander. He was a patrician Claudian on his birth father's side but his maternal grandmother was from a plebeian family. He was the son of Livia Drusilla and the legal stepson of her second husband, the Emperor Augustus. He was also brother of the Emperor Tiberius, father to both the Emperor Claudius and general Germanicus, paternal grandfather of the Emperor Caligula, and maternal great-grandfather of the Emperor Nero.