Family name Sandía (Sanya 
, Santiya 
, Saandiya 
) , in the entire world, is a widespread surname. The family name Sandía is habitual in Japan, where it is quite a common surname, Lesotho, and Kenya, where it is quite a rare surname. Measured by absolute frequency, the name is most common in Japan, Nigeria, and Kenya. Much less frequently, Sandía is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sanya | Japan, Kenya, Nigeria, Thailand, India |
| Santiya | Indonesia, Malaysia, United States, Thailand, India |
| Saandiya | Canada, France |
| Sandía | Mexico, Spain |