Aretas is the Greek form of a name borne by kings of the Nabataeans resident at Petra. It can refer to:

• Aretas I was a king in the time of Antiochus IV Epiphanes (r. 175–164 BCE)
• Aretas II ruled Nabatea from 120 or 110 to 96 BC
• Aretas III ruled Nabatea from 87 to 62 BC
• Aretas IV Philopatris was the father-in-law of Herod Antipas; he is described as ruler of Damascus at the time of Paul's conversion
• Aretas (martyr) (died 523) Arab Christian martyr in Yemen

• Arethas (disambiguation)
• Haritha (disambiguation)
• Aretas on Wiktionary
• Ἀρέτας (Arétas) on Wiktionary

• Four encyclopedia entries on Aretas in Smith, William. (1848). A Dictionary of Greek and Roman biography and mythology. London. John Murray: printed by Spottiswoode and Co., New-Street Square and Parliament Street, online version on Perseus Digital Library:
  • Perseus entry on Aretas in section A.38.aretas-bio-1
  • Perseus entry on Aretas in section A.38.aretas-bio-2
  • Perseus entry on Aretas in section A.38.aretas-bio-3
  • Perseus entry on Aretas in section A.38.aretas-bio-4
• List of Nabataean kings
• Nabataean Aramaic
• Reconstruction:Proto-Semitic/ḥaraṯ- on Wiktionary