Family name Alvior-Guerrero (Alvior-Guerrero 
) , in the entire world, is an extremely rare cognomen. The last name Alvior-Guerrero is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Alvior, and a last name Guerrero.
| VARIANT | COUNTRY |
|---|---|
| Alvior-Guerrero | United States |