Last name Lastra Ruiz (Lastra Ruiz 
) , all around the world, is a very rare family name. The family name Lastra Ruiz is characteristic of Ecuador, where it is a rare surname, Spain, where it is a very rare surname, and Chile. Not in comparison with a country's population, it most frequently occurs in Spain, Ecuador, and Colombia.
| VARIANT | COUNTRY |
|---|---|
| Lastra Ruiz | Ecuador, Chile, Colombia, Spain |