Surname Démétrius (Димитриос 
, Démétrius 
) , worldwide, is a very rare last name. The surname Démétrius is habitual in Armenia, where it is a rare surname, Bulgaria, and France, where it is an extremely rare surname. More prevalently, Démétrius is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Димитриос | Russia, Armenia, Bulgaria |
| Démétrius | France |
| démétrius de dmanissi (b. 1305) |
|
|
|
démétrius stephanopoli de comnène French officer, FR (b. 1749) |
|
|
démétrius alexandre zambaco TR (b. 1832) |
|
| tristan démétrius Haitian footballer |
|