Surname Otáñez (Otáñez 
) , around the globe, is a very rare family name. The cognomen Otáñez is characteristic of Ecuador, where it is a very rare surname, Spain, where it is an extremely rare surname, and Mexico.
| VARIANT | COUNTRY |
|---|---|
| Otáñez | Mexico, Spain, Ecuador |
| miguel xerez de aristeguieta y lovera otáñez (b. 1708) |
|
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| aureliano otáñez VE (b. 1911) |
|