Demetrios 21 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | IX/X |
| Seal Sources | Konstantipoulos, K.M., Byzantiaka Molybdoboulla tou en Athenais Ethnikou Nomismatikou Mouseiou (Athens, 1917); repr. from JIAN 5-10 (1902-07) |
Demetrios 21 was the owner of a seal dateable to the ninth or tenth century: Konstantopoulos, JIAN 7, 678. The text reads: [Δη]μητρί[ου] .. Πάρδου. The word "Pardos" is either a nickname or his family name.
(Publishable link for this person: )