Family name Loayza Cuenca (Loayza Cuenca 
) , all over the world, is a very rare cognomen. The last name Loayza Cuenca is characteristic of Latin America and the Caribbean, particularly Bolivia, where it is a rare surname, and Ecuador, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Loayza Cuenca | Ecuador, Bolivia |