Legio I ''Iovia'' ( First Legion "Jovian", "devoted to

Jupiter Jupiter is the fifth planet from the Sun and the List of Solar System objects by size, largest in the Solar System. It is a gas giant with a mass more than two and a half times that of all the other planets in the Solar System combined, but ...

") was a

Roman legion The Roman legion ( la, legiō, ) was the largest military unit of the Roman army, composed of 5,200 infantry and 300 equites (cavalry) in the period of the Roman Republic (509 BC–27 BC) and of 5,600 infantry and 200 auxilia in the period of ...

, levied by Emperor

Diocletian Diocletian (; la, Gaius Aurelius Valerius Diocletianus, grc, Διοκλητιανός, Diokletianós; c. 242/245 – 311/312), nicknamed ''Iovius'', was Roman emperor from 284 until his abdication in 305. He was born Gaius Valerius Diocles ...

(284–305), possibly together with II ''Herculia'', to guard the newly created province of

Scythia Minor Scythia Minor or Lesser Scythia (Greek: , ) was a Roman province in late antiquity, corresponding to the lands between the Danube and the Black Sea, today's Dobruja divided between Romania and Bulgaria. It was detached from Moesia Inferior by t ...

. The '' cognomen'' of this legion came from Diocletian's attribute ''Iovianus'', "similar to Jupiter". According to ''

Notitia Dignitatum The ''Notitia Dignitatum'' (Latin for "The List of Offices") is a document of the late Roman Empire that details the administrative organization of the Western and the Eastern Roman Empire. It is unique as one of very few surviving documents of ...

'', at the beginning of the 5th century I ''Iovia'' was still in its camp on the

Danube The Danube ( ; ) is a river that was once a long-standing frontier of the Roman Empire and today connects 10 European countries, running through their territories or being a border. Originating in Germany, the Danube flows southeast for , pa ...

. The legion may have even survived the

fall of Rome The fall of the Western Roman Empire (also called the fall of the Roman Empire or the fall of Rome) was the loss of central political control in the Western Roman Empire, a process in which the Empire failed to enforce its rule, and its vas ...

and continued to serve the

Byzantine empire The Byzantine Empire, also referred to as the Eastern Roman Empire or Byzantium, was the continuation of the Roman Empire primarily in its eastern provinces during Late Antiquity and the Middle Ages, when its capital city was Constantinopl ...

References

{{Roman Legion} 01 Iovia Military units and formations established in the 3rd century

See also

References