Surname Gaines-Pizarro (Gaines-Pizarro 
) , all around the world, is an extremely rare cognomen. The family name Gaines-Pizarro is characteristic of Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Gaines, and a last name Pizarro.
| VARIANT | COUNTRY |
|---|---|
| Gaines-Pizarro | United States |