Flavius Valerius Constantius (c. 250 – 25 July 306), also called Constantius I, was a Roman emperor from 305 to 306. He was one of the four original members...

Constantius II (Latin: Flavius Julius Constantius; Greek: Κωνστάντιος, translit. Kōnstántios; 7 August 317 – 3 November 361) was Roman emperor from 337...

Constantius may refer to: Constantius I "Chlorus" (c. 250–306), Western Roman emperor from 305 to 306 Julius Constantius (died 337), consul in 335, son...

from 351 to 354, as Caesar under emperor Constantius II (r. 337–61), his cousin. A grandson of emperor Constantius Chlorus (r. 293–306) and empress Flavia...

throughout the empire. In 288, Maximian appointed Constantius to serve as his praetorian prefect in Gaul. Constantius left Helena to marry Maximian's stepdaughter...

Flavius Julius Constantius (died September 337 AD) was a member of the Constantinian dynasty, being a son of Emperor Constantius Chlorus and his wife...

I and Fausta Constantina, wife of Hannibalianus and Constantius Gallus Constantine II Constantius II No offspring from marriage between Constantius II...

"rule of four". Constantius was made to understand that he must succeed where Maximian had failed and defeat Carausius. Constantius met expectations...

Galerius and Constantius were appointed caesares in March 293. Diocletian and Maximian retired on 1 May 305, raising Galerius and Constantius to the rank...

co-emperor by Honorius on 8 February 421. Constantius reigned for seven months before dying on 2 September 421. Constantius was born in Naissus, Moesia (present-day...

against Carausius from Maximian to Flavius Constantius, which he concluded successfully in 296. Constantius was a former governor of Dalmatia and a man...

Thereafter there were tensions with his remaining brother and co-augustus Constantius II (r. 337–361), including over the exiled bishop Athanasius of Alexandria...

colleague of Constantius I, augustus of the western half of empire. When Constantius died in Britain in July 306, his son Constantine I was immediately...

Constantius II, who was certainly born on the same date, but Barnes commented that the coincidence is possible. He additionally cited Constantine I's...

Carthage and was killed. In 414, Constantius attacked Ataulf, who proclaimed Priscus Attalus emperor again. Constantius drove Ataulf into Hispania, and...

persecution, which imperial legislation had effected from the time of Constantius II and which would now vigorously continue. The Codex contained two statutes...

victory for Constantius. Two years later Magnentius killed himself after another defeat at the Battle of Mons Seleucus, leaving Constantius sole ruler...

Constantius Chlorus and Theodora, leaving only Constantius and his brothers Constantine II and Constans I, and their cousins, Julian and Constantius Gallus...

Licinius did not control the west. Although technically recognized by Constantius II, who even sent him the imperial diadem, Vetranio is often regarded...

Constantius I (Greek: Κωνστάντιος; 1777 – 5 January 1859) was Ecumenical Patriarch during the period 1830–1834. He was born in 1777 in Constantinople...

Michael I Rangabé (also spelled Rangabe or Rhangabe; Greek: Μιχαὴλ Ῥαγγαβέ, romanized: Mikhaḗl Rangabé; c. 770 – 11 January 844) was Byzantine emperor...

Waugh. It is unknown where she first met Constantius. The historian Timothy Barnes has suggested that Constantius, while serving under Emperor Aurelian,...

the establishment of the Tetrarchy, was designated Caesar along with Constantius Chlorus, receiving in marriage Diocletian's daughter Valeria (later known...

a daughter of Roman Emperor Constantius Chlorus and Flavia Maximiana Theodora, and half sister of Emperor Constantine I. She was married to Bassianus...

Zosimus, Constantius feared that Rome would no longer be able to effectively hold off barbarian invasions. Following his death, Constantius II became...

Constantine I, as well as his junior colleague (caesar) from March 317 until his execution by his father in 326. The grandson of the augustus Constantius I, Crispus...

Isaac I Komnenos or Comnenus (Greek: Ἰσαάκιος Κομνη­νός, Isaakios Komnēnos; c. 1007 – 1 June 1060) was Byzantine emperor from 1057 to 1059, the first...

Basil I, nicknamed "the Macedonian" (Greek: Βασίλειος ὁ Μακεδών, translit. Basíleios ō Makedṓn; 811 – 29 August 886), was Byzantine emperor from 867 to...

Leo I (Greek: Λέων, translit. Leōn; c. 401 – 18 January 474), also known as "the Thracian" (Latin: Thrax; Greek: ο Θραξ), was Roman emperor of the East...

system collapsed as soon as he retired in 305. Constantine I, the son of tetrarch Constantius I, reunited the empire in 324 and imposed the principle of...