In Greek mythology, Megapenthes (; ) was a king of Argos.

Family Megapenthes was the son and successor of ProetusApollodorus, 2.2.2; Scholia ad Euripides, Phoenissae 180; and father of either ArgeusPausanias, 2.18.4; Scholia ad Euripides, Phoenissae 180 recounted Capaneus genealogy with the following list: Capaneus—Hipponous—Anaxagoras—Argeius—Megapenthes—Proitos—Abas—Lynceus—Aegyptus or AnaxagorasScholia on Homer, Iliad 2.564 (in some accounts, Anaxagoras was his grandson through Argeus). He also had a daughter Iphianeira, who married Melampus.Diodorus Siculus, 4.68.4; Pausanias, 2.18.4

Mythology Megapenthes exchanged kingdoms (Argos for Tiryns) with his cousin PerseusApollodorus, 2.4.4; Pausanias, 2.16.3 whom he killed much later.Hyginus, Fabulae 244

Notes

References Diodorus Siculus, The Library of History translated by Charles Henry Oldfather. Twelve volumes. Loeb Classical Library. Cambridge, Massachusetts: Harvard University Press; London: William Heinemann, Ltd. 1989. Vol. 3. Books 4.59–8. Online version at Bill Thayer's Web Site Diodorus Siculus, Bibliotheca Historica. Vol 1-2. Immanel Bekker. Ludwig Dindorf. Friedrich Vogel. in aedibus B. G. Teubneri. Leipzig. 1888–1890. Greek text available at the Perseus Digital Library. Gaius Julius Hyginus, Fabulae from The Myths of Hyginus translated and edited by Mary Grant. University of Kansas Publications in Humanistic Studies. Online version at the Topos Text Project. Pausanias, Description of Greece with an English Translation 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. . Online version at the Perseus Digital Library Pausanias, Graeciae Descriptio. 3 vols. Leipzig, Teubner. 1903. Greek text available at the Perseus Digital Library. Pseudo-Apollodorus, The Library with an English Translation by Sir James George Frazer, F.B.A., F.R.S. in 2 Volumes, Cambridge, MA, Harvard University Press; London, William Heinemann Ltd. 1921. . Online version at the Perseus Digital Library. Greek text available from the same website.