Who was the longest reigning Roman emperor?
Augustus
Titus
Tiberius
Titus
Tiberius
Septimius Severus
Nero
Tiberius
Titus
Marcus Aurelius
Nero
Tiberius
Domitian
Marcus Aurelius
Nero
Septimius Severus
Titus
Tiberius
Domitian
Marcus Aurelius
Nero
Trajan
Tiberius
Titus
Caligula
Domitian
Trajan
Nero
Marcus Aurelius
Tiberius
Claudius
Domitian
Titus
Trajan
Maximinus Thrax
Septimius Severus
Nero
Marcus Aurelius
Tiberius
Augustus
Domitian
Trajan
Maximinus Thrax
Nero
Claudius
Marcus Aurelius
Vespasian
Tiberius
Titus
Augustus
Trajan
Octavian
Domitian
Maximinus Thrax
Nero
Septimius Severus
Vespasian
Marcus Aurelius
Tiberius
Augustus
Claudius
Titus Augustus
Titus Aelius
Trajan
Octavian
Domitian
Titus
Emperor Trajan
Constantine the Great
Nero
Emperor Nero
Antoninus Pius
Vespasian
Augustus
Tiberius
Marcus Aurelius
Trajan
Titus the Great
Titus Livius
Domitian
Hadrian
Nero
Titus Aelius
Titus Augustus
Claudius
Augustus
Vespasian
Tiberius
Trajan
Marcus Aurelius
Titus
Emperor Trajan
Septimius Severus
Emperor Nero
Hadrian
Domitian
Nero
Augustus
Titus the Great
Trajan
Vespasian
Tiberius
Titus Livius
Titus Aelius
Titus Augustus
Claudius
Marcus Aurelius
Antoninus Pius
Hadrian
Domitian
Titus
Emperor Trajan
Augustus
Caligula of Rome
Nero
Trajan
Vespasian
Maximinus Daia
Tiberius
Titus the Great
Hadrian
Marcus Aurelius
Septimius Severus
Claudius
Domitian
Augustus
Titus Livius
Titus Aelius
Titus Augustus
Trajan
Nero
Emperor Trajan
Vespasian
Tiberius
Maximinus Daia
Hadrian
Titus
Antoninus Pius
Marcus Aurelius
Augustus
Domitian
Trajan
Constantine I
Titus, Trajan
Numerian
Titus the Great
Nero
Titus Aelius
Tiberius
Titus Augustus
Hadrian
Titus Livius
Claudius
Severus Alexander
Augustus
Marcus Aurelius
Domitian
Titus
Trajan
Tiberius II
Numerian
Nero
Emperor Trajan
Hadrian
Tiberius
Titus the Great
Octavianus
Augustus
Emperor Trajan of Rome
Titus Aelius
Titus Augustus
Trajan
Titus, Trajan
Marcus Aurelius
Claudius
Domitian
Tiberius II
Titus Livius
Nero
Hadrian
Antoninus Pius
Tiberius
Augustus
Titus
Trajan
Titus the Great
Octavian I
Domitian
Marcus Aurelius
Emperor Trajan
Tiberius II
Severus Alexander
Hadrian
Octavius
Nero
Octavianus
Titus Aelius
Emperor Trajan of Rome
Titus Augustus
Marcus Aurelius Probus
Augustus