Symeon 18 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | VIII/IX |
| Titles | Protospatharios (dignity) |
| Seal Sources | Konstantipoulos, K.M., Byzantiaka Molybdoboulla tou en Athenais Ethnikou Nomismatikou Mouseiou (Athens, 1917); repr. from JIAN 5-10 (1902-07) |
Symeon 18 was a protospatharios; owner of a seal of uncertain date, possibly eighth or ninth century: Konstantopoulos, JIAN 9, 518e. The name and title read: Συμεὼν πρωτοσπαθαρίῳ.
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