Cognomen De Gemmis (De Gemmis 
) , worldwide, is a rare surname. The surname De Gemmis is characteristic of Italy, where it is a rare surname, Argentina, where it is a very rare surname, and France.
| VARIANT | COUNTRY |
|---|---|
| De Gemmis | United States, France, Argentina, Italy |
|
giuseppe de gemmis Italian magistrate, IT (b. 1734) |
|
|
gioacchino de gemmis IT (b. 1746) |
|
|
nicola de gemmis IT (b. 1818) |
|
| michele de gemmis Italian magistrate and writer, IT (b. 1799) |
|
|
| gennaro de gemmis Italian engineer, agronomist and bibliographer (1904-1963), IT (b. 1904) |
|