In Greek and Roman mythology, Achates (Ancient Greek: Ἀχάτης) may refer to the following personages:

• Achates, a companion of the exiled Aeneas.^[1]
• Achates, a Sicilian who came to Aristaeus in order to join Dionysus in his Indian campaign.^[2]

• Achates of Thun, or Achathus, a first-century Christian saint and companion of Saint Beatus of Thun.
• Acathius of Melitene, also known as Acathes, a third-century Christian bishop and saint

• Nonnus of Panopolis, Dionysiaca translated by William Henry Denham Rouse (1863-1950), from the Loeb Classical Library, Cambridge, MA, Harvard University Press, 1940. Online version at the Topos Text Project.
• Nonnus of Panopolis, Dionysiaca. 3 Vols. W.H.D. Rouse. Cambridge, MA., Harvard University Press; London, William Heinemann, Ltd. 1940-1942. Greek text available at the Perseus Digital Library.
• Publius Ovidius Naso, Fasti translated by James G. Frazer. Online version at the Topos Text Project.
• Publius Ovidius Naso, Fasti. Sir James George Frazer. London; Cambridge, MA. William Heinemann Ltd.; Harvard University Press. 1933. Latin text available at the Perseus Digital Library.
• Publius Vergilius Maro, Aeneid. Theodore C. Williams. trans. Boston. Houghton Mifflin Co. 1910. Online version at the Perseus Digital Library.
• Publius Vergilius Maro, Bucolics, Aeneid, and Georgics. J. B. Greenough. Boston. Ginn & Co. 1900. Latin text available at the Perseus Digital Library.