Roman Emperors of the First Century Julius Caesar 13 July 100 BCE: Gaius Julius Caesar 10 January 49: rebelled against the Senate 9 August 48: sole ruler 15 March 44: murdered by senators Augustus 23 September 63 BCE: Gaius Octavius 8 May 44: Gaius Julius Caesar November 40: Imperator Caesar Divi filius 2 September 31 BCE: sole ruler 16 January 27: Imperator Caesar Divi filius Augustus 19 August 14 CE: natural death Tiberius 6 November 42 BCE: Tiberius Claudius Nero 19 August 14 CE: Imperator Tiberius Caesar Augustus 16 March 37: natural death Caligula 31 August 12 CE: Gaius Caesar Germanicus Summer 14: nickname Caligula ('soldier's boot') 18 March 37: Gaius Caesar Augustus Germanicus 24 January 41: murdered by soldiers Claudius 1 August 10 BCE: Tiberius Claudius Nero Germanicus 25 January 41: Tiberius Claudius Caesar Augustus Germanicus 13 October 54: poisoned Nero 15 December 37: Lucius Domitius Ahenobarbus 25 February 50: Nero Claudius Caesar Drusus Germanicus 13 October 54: Nero Claudius Caesar Augustus Germanicus September (?) 66: Imperator Nero Claudius Caesar Augustus Germanicus 9 June 68: suicide Galba 24 December 3 BCE: Servius Sulpicius Galba 8 June 68: Servius Galba Imperator Caesar Augustus 15 June 69: lynched by soldiers Otho 28 April 32: Marcus Salvius Otho 15 January 69: Imperator Marcus Otho Caesar Augustus (Nero?) 16 April 69: suicide Vitelius 7 September 12 (?): Aulus Vitellius 2 January 69: Aulus Vitellius Germanicus Imperator 18 July 69: Aulus Vitellius Germanicus Imperator Augustus 20 December 69: lynched by soldiers Vespasian 17 November 9: Titus Flavius Vespasianus 1 July 69: Imperator Titus Flavius Vespasianus Caesar 23 June 79: natural death Titus 30 December 39: Titus Flavius Vespasianus July 69: Titus Caesar Vespasianus 2 September 70: Imperator Titus Caesar Vespasianus 24 June 79: Imperator Titus Caesar Vespasianus Augustus 13 September 81: natural death Domitian 24 October 51: Titus Flavius Domitianus 14 September 81: Imperator Caesar Domitianus Augustus 83: Imperator Caesar Domitianus Germanicus Augustus 18 September 96: murdered by courtiers Nerva 30 November 30: Marcus Cocceius Nerva 18 September 96: Imperator Nerva Caesar Augustus 97: Imperator Nerva Germanicus Caesar Augustus 27 (?) January 98: natural death Trajan 18 September 53: Marcus Ulpius Trajanus Crinitus October 97: Imperator Caesar Nerva Trajanus 28 January 98: Imperator Caesar Nerva Trajanus Augustus Germanicus (97), Dacicus (102), Optimus (114), Parthicus (116) 7 August 117: natural death.