Event: Demetrios son of Demetrios from Chalcedon (Bithynia)
| Event ID | 10406 |
| Person | Demetrios son of Demetrios from Chalcedon in Bithynia |
| Festival | Amphiaraia kai Rhomaia in Oropos (Boiotia) |
| Discipline | music: kitharoidia |
| Date | -80 - -50 |
| Achievement | V |
| Comment: | Son of Demetrios, son of Parmeniskos, who won the agon for kitharoidia at the Charitesia of Orchomenos, dated first-mid first c. BC (Manieri, Orc. 25). |