Euphratensis (

Latin Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...

for " Euphratean"; , ''Euphratēsía''), fully Augusta Euphratensis, was a late Roman and then

Byzantine province Subdivisions of the Byzantine Empire were administrative units of the Eastern Roman or Byzantine Empire (330–1453). The Empire had a developed administrative system, which can be divided into three major periods: the late Roman/early Byzantine, ...

in Syrian region, part of the Byzantine

Diocese of the East The Diocese of the East, also called the Diocese of Oriens, (; ) was a diocese of the later Roman Empire, incorporating the provinces of the western Middle East, between the Mediterranean Sea and Mesopotamia. During late Antiquity, it was one of t ...

History

Sometime between 330 and 350 AD (likely ), the Roman province of ''Euphratensis'' was created out of the territory of Coele Syria along the western bank of the

Euphrates The Euphrates ( ; see #Etymology, below) is the longest and one of the most historically important rivers of West Asia. Tigris–Euphrates river system, Together with the Tigris, it is one of the two defining rivers of Mesopotamia (). Originati ...

. It included the territories of Commagene and

Cyrrhestice Cyrrhestica () is a district of Syria (region), Greater Syria which appears to have owed its name to the Hellenistic period, hellenistic era of the country. It lies to the east of the plain of Antioch and Amanus, and was bounded on the east by the ...

. Its capital was

Cyrrus Cyrrhus (; ) is a city in ancient Syria founded by Seleucus Nicator, one of Alexander the Great's generals. Other names for the city include Coricium, Corice, Hagioupolis, Nebi Huri (), and Khoros (). A false etymology of the sixth century conn ...

Edmund Spenser Bouchier, ''Syria as a Roman Province'', 1916
p. 155
/ref> or perhaps

Hierapolis Bambyce Manbij (; ; ) is a city in the northeast of Aleppo Governorate in northern Syria, west of the Euphrates. The 2004 census gives its population as nearly 100,000.

. It remained within the Byzantine Empire following the 395 division of the empire by

Theodosius I Theodosius I ( ; 11 January 347 – 17 January 395), also known as Theodosius the Great, was Roman emperor from 379 to 395. He won two civil wars and was instrumental in establishing the Nicene Creed as the orthodox doctrine for Nicene C ...

. The province is listed in the

Laterculus Veronensis The ''Laterculus Veronensis'' or Verona List is a list of Roman provinces and barbarian peoples from the time of the emperors Diocletian and Constantine I, most likely from AD 314. The list is transmitted only in a 7th-century manuscript preser ...

from around 314. The Roman Catholic and Orthodox saints Sergius and Bacchus were supposedly martyred in the city of

Resafa Resafa (), sometimes spelled Rusafa, and known in the Byzantine era as Sergiopolis ( or , ) and briefly as Anastasiopolis (, ), was a city located in the Roman province of Euphratensis, in modern-day Syria. It is an archaeological site situated so ...

in Euphratensis, and the city was later renamed Sergiopolis. Other cities in the province were Samosata and Zeugma.

References

{{Authority control Late Roman Syria Late Roman provinces Provinces of the Byzantine Empire States and territories established in the 4th century 4th-century establishments in the Roman Empire States and territories disestablished in the 7th century