Nero Claudius Drusus Germanicus (January 14, 38 BC – Summer of 9 BC), born
Decimus Claudius Drusus also called
Drusus Claudius Nero,
Drusus,
Drusus I,
Nero Drusus, or
Drusus the Elder was a
Roman politician and military commander. He was a patrician
Claudian on his legal 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.