Cognomen Santiañez (Santiañez 
) , in all the world, is a very rare family name. The last name Santiañez is habitual in Spain, where it is a rare surname, and Philippines, where it is an extremely rare surname. Likewise, Santiañez is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Santiañez | Spain, Philippines |
| wilfred john santiañez researcher ORCID ID = 0000-0002-1994-4920 |
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| wilfred john eria santiañez phycologist |
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