Around the world, Sainz-Ruiz (Sainz-Ruiz 
) is an extremely rare unknown gender first name. Much more frequently, Sainz-Ruiz is the last name as well as the forename. Parts of the name also exists independently as a last name Sainz, and a last name Ruiz.
| VARIANT | COUNTRY |
|---|---|
| Sainz-Ruiz | United States, France |