Later, however, her daughter-in-law, the Byzantine princess Theophano, turned her husband Otto II against his mother, and she was driven from court in 978 ; she lived partly in Italy, and partly with her brother Conrad, king of Burgundy, by whose mediation she was ultimately reconciled to her son ; in 983 Otto appointed her as his viceroy in Italy.

Still, Otto formed marital ties with the east, when he married the Byzantine princess Theophanu.

He was the son of Orhan I and the Valide Sultan Nilüfer Hatun ,( whose name means Water lily in Persian ) daughter of the Prince of Yarhisar or Byzantine princess Theodora Kantakouzene ( also named Nilüfer ), who was of ethnic Greek descent

During the regency rule of his widow, the Byzantine princess Theophanu, the empire abandoned her husband's imperialistic policy and devoted herself entirely to furthering an alliance between Church and Empire.

In the occasion Otto the Great introduced his new daughter-in-law Theophanu, a Byzantine princess whose marriage to Otto II brought hope for recognition and continued peace between the rulers of the Eastern and Western empires.

Otto I, Holy Roman Emperor had requested a Byzantine princess for his son, Otto, to seal a treaty between the Holy Roman Empire and the Eastern Roman Empire.

* 1043: the Byzantine Empire and Kievan Rus engage in a naval confrontation, although a later treaty is signed between two parties that included the marriage alliance of Vsevolod I of Kiev to a princess daughter of Constantine IX Monomachos.

* Vigilantia, Byzantine princess ( approximate date )

In the nearby Byzantine Empire, the Ottoman emir Orhan married Byzantine princess Theodora as part of an alliance between her father John VI Kantakouzenos and the Ottomans.

* Otto II marries Theophanu, Byzantine princess.

* Anna Comnena, Byzantine princess and historian ( b. 1083 )

In summer 995, Otto III sent Archbishop of Piacenza John Philagathos to Constantinople as his representative to arrange a marriage between himself and a Byzantine princess.

At the time of his death, the Byzantine princess Zoe, second daughter of Emperor Constantine VIII was traveling to Italy to marry him.

* July – Maria Comnena ( Porphyrogenita ), Byzantine princess ( poisoned ) ( b. 1149 )

Subsequently, Leopold V's younger son, Leopold VI, also married a Byzantine princess ( Theodora Angelina ), as did his youngest son ( by Theodora ), Frederick II, who married Sophia Laskarina.

Never before had a Byzantine imperial princess, and one " born-in-the-purple " at that, married a barbarian, as matrimonial offers of French kings and German emperors had been peremptorily rejected.

She would later appoint John as the bishop of Piacenza, and would send him to Constantinople to arrange for a marriage between Otto III and a Byzantine princess.

On April 14, 972, Otto II married Theophanu, a Byzantine princess of the Phokas family who was the cousin of reigning Byzatine Emperor John I Tzimiskes.

This was secured by the marriage of Peter with a Byzantine princess Maria Lakapina.

After his coronation, in 1451, Constantine XI sent a commission under George Sphrantzes asking Mara Branković, daughter of the Serbian Despot Đurađ Branković and Byzantine princess Irene Kantakouzene, by then the widow of Murad II, to marry him ( Maria had been allowed to return to her parents in Serbia after the death of Murad ).

The Vatatzes family had first become prominent in Byzantine society in the Komnenian period and had forged early imperial connections when Theodore Vatatzes married the porphyrogenete princess Eudokia Komnene, daughter of Emperor John II Komnenos.

As early as 989, having been rebuffed in his search for a Byzantine princess, Hugh Capet arranged for Robert to marry the recently widowed daughter of Berengar II of Italy, Rozala, who took the name of Susannah upon becoming Queen.

* Euphrosyne Palaiologina, 13th century, Byzantine princess, who married Nogai Khan of the Golden Horde

The Byzantine empire also produced three women who effectively governed the state: the Empress Irene and the Empresses Zoe and Theodora.

* 1028 – Future Byzantine empress Zoe takes the throne as empress consort to Romanus Argyrus.

* Zoe, Empress, Byzantine Empress

* May – Zoe Zaoutzaina, Byzantine empress

* November 12 – Dying Emperor Constantine VIII of the Byzantine Empire marries his daughter Zoe of Byzantium to his chosen heir Romanus Argyrus.

* April 18 or April 19 – Emperor Michael V of the Byzantine Empire attempts to remain sole Emperor by sending his adoptive mother and co-ruler Zoe of Byzantium to a monastery.

Zoe, Empress of the Byzantine Empire with co-rulers since 1028, becomes reigning Empress with her sister Theodora.

* July – soon after the death of his wife Zoe Zaoutzaina, the Byzantine emperor Leo VI the Wise marries Eudokia Baïana.

* February beginning of the regency of Zoe Karbonopsina, mother of the Byzantine emperor Constantine VII, for which she was competing with the patriarch Nicolas Mystikos ( end of the regency in 920 ).

In the aftermath of the disastrous Byzantine defeat at the Battle of Acheloos in 917 by the Bulgarians, Romanos sailed to Constantinople, where he gradually overcame the discredited regency of Empress Zoe Karvounopsina and her supporter Leo Phokas.

Born into the Macedonian dynasty that had ruled the Byzantine Empire for almost two hundred years, she was co-empress with her sister Zoe for two months in 1042 and sole empress from 11 January 1055 to after 31 August 1056.

Michael V ( Greek: Μιχαήλ Ε ΄, Mikhaēl V ), ( 1015 – 24 August 1042 ), was Byzantine emperor for 4 months in 1041 – 1042, as the nephew and successor of Michael IV and the adoptive son of his wife, the Empress Zoe.

After the death of his first consort, Maria of Tver ( 1467 ), and at the suggestion of Pope Paul II ( 1469 ), who hoped thereby to bind Russia to the Holy See, Ivan III wedded Sophia Paleologue ( also known under her original Greek and Orthodox name of Zoe ), daughter of Thomas Palaeologus, despot of Morea, who claimed the throne of Constantinople as the brother of Constantine XI, the last Byzantine emperor.

Zoe ( in Greek: Ζωή, Zōē, meaning " Life ") ( c. 978 – June 1050 ) reigned as Byzantine Empress alongside her sister Theodora from April 19 to June 11, 1042.

Zoe was one of the few Byzantine empresses who was Porphyrogenita, or " born into the purple " ( that is, she was born to a reigning emperor ).

A convent on Büyükada was the place of exile for the Byzantine empresses Irene, Euphrosyne, Theophano, Zoe and Anna Dalassena.

A conflict arose when Byzantine Emperor Leo VI the Wise, allegedly acting under pressure from his mistress Zoe Zaoutzaina and her father Stylianos Zaoutzes, moved the marketplace for Bulgarian goods from Constantinople to Thessaloniki, where the Bulgarian merchants were heavily taxed.

Meanwhile, the Byzantine military failures forced another change of government in Constantinople: the admiral Romanos Lekapenos replaced Zoe as regent of the young Constantine VII in 919, forcing her back into a convent.

By Constantine she had seven children ; one died as a child and two, Konstantios and Zoe, were born after Constantine became Byzantine emperor in 1059.

In 899, Louis III was betrothed to Anna, the daughter of Byzantine Emperor Leo VI the Wise and his second wife, Zoe Zaoutzaina.

There has been modern speculation, most notably by Christian Settipani on his work Nos Ancêtres de l ' Antiquité, that she was Anna, the daughter of Leo VI and Zoe Zaoutzaina, based both upon the documented betrothal, as well on the onomastic evidence, stating that Charles-Constantine's name points to a Byzantine mother.

Zoe Karbonopsina, also Karvounopsina or Carbonopsina, i. e., " with the Coal-Black Eyes " (), was fourth wife of the Byzantine Emperor Leo VI the Wise and the mother of Constantine VII.

Zoe Palaiologina (), who later changed her name to Sophia Palaiologina (; between 1440 and 1449 or c. 1455 – 7 April 1503 ), Grand Duchess of Moscow, was a niece of the last Byzantine emperor Constantine XI and second wife of Ivan III of Russia.