Last name Demary (Demary 
) , worldwide, is quite a rare surname. The cognomen Demary is habitual in France, where it is a rare surname, Germany, and the United States. Much less frequently, Demary is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Demary | Germany, Egypt, France, Canada, United States |
|
stefan demary German textile artist, DE (b. 1958) |
|
| helmut demary German designer, DE (b. 1929) |
|
|
| silas demary American football player, US (b. 1971) |
|