Rhoemetalces III was a King of the Thracians. He was the son of the Monarch Rhescuporis II

Rhescuporis II

Rhescuporis II was king of half of the Odrysian kingdom of Thrace from 12 to 18, in succession to his brother Rhoemetalces I, and briefly ruler of the entire realm thereafter, usurping the other half from nephew Cotys VIII. He was a son of the earlier Thracian king Cotys VI and the younger brother...

. He in association with his cousin-wife Pythodoris II

Pythodoris II

Pythodoris II or Pythodorida II was client ruler in association with her cousin Rhoemetalces III of the Odrysian kingdom of Thrace under the Romans from 38 to 46, in succession to her mother Antonia Tryphaena and brother Rhoemetalces II...

 were client rulers of the Odrysian kingdom

Odrysian kingdom

The Odrysian kingdom was a union of Thracian tribes that endured between the 5th and 3rd centuries BC. It consisted largely of present-day Bulgaria, spreading to parts of Northern Dobruja, parts of Northern Greece and modern-day European Turkey...

 of Thrace

Thrace

Thrace is a historical and geographic area in southeast Europe. As a geographical concept, Thrace designates a region bounded by the Balkan Mountains on the north, Rhodope Mountains and the Aegean Sea on the south, and by the Black Sea and the Sea of Marmara on the east...

 under the Romans from 38 to 46, in succession to Pythodoris’ mother Tryphaena

Antonia Tryphaena

Antonia Tryphaena also known as Tryphaena of Thrace or Tryphaena was a Princess of the Bosporan, Pontus, Cilicia, Cappadocia and a Roman Client Queen of Thrace....

 and her brother Rhoemetalces II

Rhoemetalces II

Rhoemetalces II was a Client Ruler in association with his mother Antonia Tryphaena of the Odrysian kingdom of Thrace under the Romans from 18 to 38. On coinage his royal title is in Greek:ΒΑΣΙΛΕΥΣ ΡΟΙΜΗΤΑΛΚΑΣ or of King Rhoemetalces...

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Rhoemetacles III was murdered in 46, by insurgents or on the orders of his wife. The subsequent fate of Pythodoris II is unknown; it seems he didn't have any children with his cousin. Thrace became incorporated

Thracia (Roman province)

Thracia was the name of a province of the Roman empire. It was established in AD 46, when the former Roman client state of Thrace was annexed by order of emperor Claudius ....

 into the Roman Empire as a province

Roman province

In Ancient Rome, a province was the basic, and, until the Tetrarchy , largest territorial and administrative unit of the empire's territorial possessions outside of Italy...

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