home   :    ancient Persia    :    ancient Greece  :   Seleucids  :   index     :    article by Jona Lendering

Demetrius III Eucaerus

Coin of the Seleucid king Demetrius III Eucaerus or Philopator.
Demetrius III Eucaerus
Demetrius III Eucaerus: name of a Seleucid king, ruled from 97/96 to 88/87.

Successor of: Seleucus VI Epiphanes Nicator


Main deeds:
  • After 114/113, the Seleucid dynasty was divided into two branches, a northern one and a southern one.
  • 97/96: The Egyptian king-in-exile Ptolemy IX Soter Lathyros makes Demetrius III Eucaerus and his (presumed twin) brother Philip I Philadelphus rulers in Damascus; they are successful in their war against Antiochus X Eusebes Philopator.
  • Summer 96: death of Antiochus VIII Grypus; he is succeeded by Seleucus VI
  • Early 95: Seleucus defeats and kills Antiochus IX Cyzicenus, who is succeeded by his son Antiochus X Eusebes Philopator.
  • In the deep south, Demetrius and Philip seem to have expanded their power: from now on, coins are minted for Philip, who seems to ahve resided in Beroea (modern Aleppo)
  • Summer 94: Antiochus X defeats Seleucus VI. Leadership of the northern branch is transferred to Seleucus' brother Antiochus XI Epiphanes Philadelphus
  • 93: Antiochus XI in Antioch; his reign, however, comes to an end, and Antiochus X takes over power in both Antioch and the north; Demetrius III and Philip I remain in the south
  • Demetrius intervenes in the Hasmonaean kingdom, against king Alexander Jannaeus.
  • c.89: Parthianinvasion; end of the reign of Antiochus X, who is defeated by the Parthian leader Mithridates Sinaces and his ally Aziz the Arab
  • Demetrius breaks off his war against Alexander Jannaeus and captures Antioch
  • Demetrius and his twin brother Philip start to quarrel; Demetrius besieges Aleppo; Philip invites the Parthians to help him
  • 88/87: Demetrius is captured by the Parthians and dies in captivity.
Succeeded by: his younger brother Antiochus XII Dionysus



  • O. Hoover, 'Revised Chronology for the Late Seleucids at Antioch (121/0-64 BC)' in: Historia 65/3 (2007) 280-301
Ancient-Warfare.com, the online home of Ancient Warfare magazine

This brief article has been written to offer background information
to the real articles on Livius.Org. One day, this webpage will be
improved. A list of completed articles can be found here.

 home   :   ancient Persia    :    ancient Greece  :   Seleucids  :   index