Who was the longest running Roman emperor?
Augustus
Titus
Tiberius
Tiberius
Titus
Tiberius
Septimius Severus
Titus
Tiberius
Marcus Aurelius
Nero
Septimius Severus
Tiberius
Marcus Aurelius
Titus
Nero
Tiberius
Trajan
Marcus Aurelius
Nero
Septimius Severus
Trajan
Tiberius
Domitian
Marcus Aurelius
Titus
Nero
Trajan
Tiberius
Claudius
Domitian
Septimius Severus
Marcus Aurelius
Nero
Trajan
Tiberius
Titus
Domitian
Maximinus Thrax
Marcus Aurelius
Nero
Trajan
Claudius
Tiberius
Domitian
Titus Augustus
Maximinus Thrax
Septimius Severus
Trajan
Nero
Marcus Aurelius
Vespasian
Tiberius
Titus
Domitian
Maximinus Thrax
Trajan
Claudius
Nero
Marcus Aurelius
Titus Aelius
Titus Livius
Titus the Great
Octavian
Augustus
Titus Augustus
Vespasian
Constantine the Great
Tiberius
Septimius Severus
Domitian
Trajan
Severus Alexander
Titus
Nero
Augustus
Marcus Aurelius
Vespasian
Constantine the Great
Tiberius
Claudius
Trajan
Domitian
Titus Aelius
Titus the Great
Titus Livius
Titus Augustus
Nero
Augustus
Marcus Aurelius
Roman Emperor Nero
Vespasian
Tiberius
Trajan
Constantine the Great
Domitian
Hadrian
Antoninus Pius
Titus
Roman Emperor Trajan
Tiberius Gracchus
Augustus
Septimius Severus
Maximinus Daia
Nero
Titus Aelius
Marcus Aurelius
Vespasian
Roman Emperor Nero
Titus the Great
Trajan
Titus Augustus
Tiberius
Severus Alexander
Titus Livius
Claudius
Hadrian
Domitian
Augustus
Roman Emperor Trajan
Severus
Tiberius Gracchus
Nero
Maximinus Daia
Titus
Trajan
Vespasian
Marcus Aurelius
Tiberius
Hadrian
Domitian
Titus Aelius
Augustus
Lucius Verus
Titus the Great
Antoninus Pius
Nero
Roman Emperor Tiberius
Tiberius Gracchus
Trajan
Titus Augustus
Maximinus Daia
Titus Livius
Claudius
Vespasian
Emperor Trajan
Constantine I
Hadrian
Marcus Aurelius
Numerian
Tiberius
Augustus
Domitian
Septimius Severus
Severus Alexander
Nero
Trajan
Titus
Hadrian
Tiberius Gracchus
Emperor Trajan
Constantine I
Titus Aelius
Tiberius
Augustus
Marcus Aurelius
Roman Emperor Hadrian
Domitian
Titus the Great
Titus Augustus
Trajan
Severus
Nero
Roman Emperor Titus
Hadrian
Claudius
Constantine I
Augustus
Antoninus Pius
Tiberius Gracchus
Tiberius, Trajan
Tiberius
Titus
Marcus Aurelius
Domitian
Tiberius II
Marcus Aurelius Probus
Trajan
Octavianus
Nero
Hadrian
Augustus
Severus Alexander
Tiberius
Tiberius Caesar
Titus Augustus
Tiberius Gracchus
Claudius
Domitian
Marcus Aurelius
Tiberius II