Surname Dias-Cunha (Dias-Cunha 
) , in all the world, is an extremely rare last name. The surname Dias-Cunha is habitual in Western Europe, particularly France, where it is an extremely rare surname. Parts of the name also exists independently as a last name Dias, and a last name Cunha.
| VARIANT | COUNTRY |
|---|---|
| Dias-Cunha | France |