Ariobarzanes III, surnamed ''Eusebes Philorhomaios'', "Pious and Friend of the Romans" ( grc, Ἀριοβαρζάνης Εὐσεβής Φιλορώμαιος, Ariobarzánēs Eusebḗs Philorōmaíos), was the king of Kingdom of Cappadocia, Cappadocia from ca. 51 BC until 42 BC. He was of Persian people, Persian and Greeks, Greek ancestry. The Roman Senate agreed that he was to be the successor of his father, Ariobarzanes II of Cappadocia; Cicero, Roman governor of Cilicia (Roman province), Cilicia, noted that he was surrounded by enemies who included his mother, Athenais Philostorgos II, Athenais. Originally highly supportive of Pompey despite the cost, he was maintained in his position after Julius Caesar won the Caesar's Civil War, civil war in Rome, even gaining territory with the addition of Lesser Armenia. The liberatores, liberator Gaius Cassius Longinus, Cassius Longinus had him executed in 42 BC because he would not allow more Roman Republic, Roman intervention in his kingdom. He was succeed by his brother, Ariarathes X of Cappadocia.

References

* * Kings of Cappadocia 42 BC deaths People executed by the Roman Republic 1st-century BC rulers in Asia Roman client rulers 1st-century BC executions Year of birth unknown {{Royal-stub