In Greek mythology, the name Echetlus (Ancient Greek: Ἔχετλος, "He of the Plough-tail") may refer to:

Echetlus or Echetlaeus, an ancient Athenian mythical hero of the Battle of Marathon.Pausanias, Description of Greece 1.32.5 Echetlus, one of the defenders of Thebes in the war of the Seven against Thebes. He was stabbed to death in the back by a certain Tagus while he was sleeping drunk among other Thebans surrounding the Argive camp after the death of the seer Amphiaraus, one of the leaders of the attackers.Statius, Thebaid 10.296

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References Pausanias, Description of Greece translated by W.H.S. Jones, Litt.D., and H.A. Ormerod, M.A., in 4 Volumes. Cambridge, MA, Harvard University Press; London, William Heinemann Ltd. 1918. Text available at the Perseus Digital Library. Publius Papinius Statius, The Thebaid translated by John Henry Mozley. Loeb Classical Library Volumes. Cambridge, MA, Harvard University Press; London, William Heinemann Ltd. 1928. Online version at the Topos Text Project. Publius Papinius Statius, The Thebaid. Vol I-II. John Henry Mozley. London: William Heinemann; New York: G.P. Putnam's Sons. 1928. Latin text available at the Perseus Digital Library.