Achilleus (fl. 3rd century AD) assumed the title of emperor under Diocletian and reigned over Egypt for some time. He was possibly the Corrector of Domitius Domitianus. He seems to have succeeded the revolt started by Domitianus, after the latter died.
- Smith, William (1867), "Achilleus", in Smith, William, Dictionary of Greek and Roman Biography and Mythology 1, Boston, MA, p. 12
- Eutrop. ix. 14, 15
- Aurelius Victor De Caesaribus 39