Roman Emperor (Principate) Antony's daughter who was also Augustus' niece, Germanicus Julius Caesar. Germanicus married Vipsania Agrippina, Agrippa's daughter by Julia and Tiberius's stepdaughter, and had by her one surviving son, Gaius "Caligula" ("Little Boots"), and a daughter, Julia Agrippina, whose third husband was Germanicus's brother by blood, Claudius (she was his fourth wife); Agrippina had already borne a son, Lucius, whom Claudius adopted under the name Nero"' in 40; Nero married Claudius's daughter Claudia Octavia in 53. The year 69 is often called the "Year of the Four Emperors" because it saw four usurpers successively claim the purple robe. The fourth Emperor,
Vipsania Agrippina Vipsania Agrippina Vipsania Agrippina (; 36 BC – 20 AD) was the first wife of the Emperor Tiberius. She was the daughter of Marcus Vipsanius Agrippa and Pomponia Caecilia Attica, granddaughter of Titus Pomponius Atticus. By marriage, she was a great-niece to Quintus Tullius Cicero. She was betrothed by Augustus and her father to Tiberius, the stepson of Augustus, before her first birthday. They were married around 19 BC. Their son Drusus Julius Caesar was born in 14 BC. Her father died in March 12 BC while married to his third wife Julia the Elder, the daughter of Augustus. Augustus