Family name Diaz-Fernandez (Diaz-Fernandez 
) , worldwide, is a very rare cognomen. The surname Diaz-Fernandez is characteristic of France, where it is an extremely rare surname, the United States, and Argentina. Parts of the name also exists independently as a last name Diaz, and a last name Fernandez.
| VARIANT | COUNTRY |
|---|---|
| Diaz-Fernandez | France, Argentina, United Kingdom, United States |
| daniel diaz-fernandez researcher, ORCID id # 0000-0003-4024-9356 |
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| roberto diaz-fernandez Ph.D. University of California, Berkeley 1956 |
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| paloma diaz-fernandez researcher |
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