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Gaius Julius Alexander

b. AD 50

King of Cilicia and Roman consul

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About Gaius Julius Alexander

Born AD 50. Gaius Julius Alexander was a Roman politician.

Gaius Julius Alexander II was a Herodian prince who lived in the 1st century and 2nd century in the Roman Empire.

Life Alexander was of Jewish, Nabataean, Edomite, Greek, Armenian and Persian ancestry. He was the son of the Herodian prince, later king Tigranes VI of Armenia and his wife Opgalli. In the spring of 58, his father was crowned as king of Armenia by Roman Emperor Nero in Rome and ruled until 63. Alexander had a sister called Julia, who married the Anatolian Roman Senator Marcus Plancius Varus.

Alexander's paternal grandparents were the Judean prince Alexander and his wife whose name is unknown. Through his father, Alexander was the great-grandson of Cappadocian princess Glaphyra and Judean prince Alexander. He was the great-great-grandson of king Archelaus of Cappadocia, king of Judea Herod the Great and his wife Mariamne. Alexander along with his sister and father were the last of the known descendants of the kings of Cappadocia. Prior to the year 58, little is known on Alexander's life. It is unlikely that he attempted to exert influence on Judean politics.

Tigranes had arranged with king Antiochus IV of Commagene, with whom he was an ally, for the marriage of Alexander to Antiochus' daughter Julia Iotapa. The betrothal was held in Rome after Tigranes' coronation. After the betrothal, Nero crowned Alexander and Iotapa as Roman client rulers of the small Cilician region of Cetis, which had previously been ruled by Alexander's Seleucid ancestors, then by Archelaus of Cappadocia, and then by Archelaus of Cilicia and Antiochus IV. The Cilician city of Elaiussa Sebaste was made a part of their kingdom. Alexander and Iotapa ruled Cetis from 58 until at least 72.

Little is known about the marriage and reign of Alexander and Iotapa. Iotapa bore Alexander three children: two sons Gaius Julius Agrippa, Gaius Julius Alexander Berenicianus and a daughter Julia Iotapa. Their children were born and raised in Cetis. A possible descendant from their marriage was the usurper Jotapianus, who lived in the 3rd century. His name and the names Alexander gave his sons indicate that their family connections with the Herodian Dynasty were not wholly broken. Later in his life, Alexander had entered the Roman Senate and served as a suffect consul in 116.

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Important facts

Born
AD 50
Birth century
Occupation
Nationality
Positions held
Roman consul
Also known as
Iulius Alexander, Julius Alexander

Family & relationships

Spouse
Julia Iotapa (daughter of Antiochus IV)
Child
Gaius Julius Agrippa
Child
Gaius Julius Alexander Berenicianus
Child
Julia Iotapa (Cilician princess)
Parent
Tigranes VI of Armenia

Frequently asked questions

Who was Gaius Julius Alexander?

king of Cilicia and Roman consul

When was Gaius Julius Alexander born?

Gaius Julius Alexander was born in AD 50.

What was Gaius Julius Alexander's occupation?

Gaius Julius Alexander was a politician.

What nationality was Gaius Julius Alexander?

Gaius Julius Alexander was Roman.

Sources & further reading

· Wikipedia: Gaius Julius Alexander

· Wikidata: Q3624250

· DBpedia: Gaius Julius Alexander

Cite this page

APA: Biography.guide. (2026). Gaius Julius Alexander. https://biography.guide/gaius-julius-alexander/

MLA: "Gaius Julius Alexander." Biography.guide, https://biography.guide/gaius-julius-alexander/.

Chicago: "Gaius Julius Alexander." Biography.guide. https://biography.guide/gaius-julius-alexander/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

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