Cognomen Demel (Demel 
, Демел 
, Демель 
) , across the world, is quite a common last name. The family name Demel is habitual in Sri Lanka, where it is quite a common surname, Czechia, where it is quite a rare surname, and Austria. In absolute terms, it is the most numerous in Sri Lanka, Germany, and the United States. Very seldom, Demel is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Demel | Poland, United States, Czechia, Sri Lanka, Germany |
| Демел | Kazakhstan |
| Демель | Ukraine, Russia |
|
františek demel Czech roman catholic priest (1823-1900), CZ (b. 1823) |
|
|
johann demel Czech attorney, notary and mayor, PL (b. 1825) |
|
|
jan rudolf demel CZ (b. 1833) |
|
| marie von demel CZ (b. 1812) |
|
|
| benjamin demel CZ (b. 1818) |
|
|
| josef demel CZ (b. 1823) |
|
|
|
kazimierz demel Polish hydrobiologist, PL (b. 1889) |
|
|
hermann demel Austrian author and publisher, AT (b. 1897) |
|
| wladimir demel CZ (b. 1852) |
|
|
| karl demel CZ (b. 1858) |
|
|
| anna demel (1872–1956) (b. 1872) |
|
|
|
juliusz demel Polish historian (1924-1991), PL (b. 1924) |
|
| franz demel Austrian painter, AT (b. 1878) |
|
|
| jaroslav demel CZ (b. 1869) |
|
|
| max demel Austrian painter (1880-1918), AT (b. 1880) |
|