Cognomen Mosquera Barreiro (Mosquera Barreiro 
) , all over the world, is a very rare last name. The last name Mosquera Barreiro is habitual in Ecuador, where it is a rare surname, Spain, where it is a very rare surname, and Argentina, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Mosquera Barreiro | Spain, Argentina, Ecuador |