Cognomen Муньос-Диас (Муньос-Диас 
) , all over the world, is an extremely rare family name. The last name Муньос-Диас is habitual in Eastern Europe, particularly Russia, where it is an extremely rare surname. Parts of the name also exists independently as a last name Муньос, and a first name Диас.
| VARIANT | COUNTRY |
|---|---|
| Муньос-Диас | Russia |