Family name Alvarado-Barrios (Alvarado-Barrios 
) , in the world, is an extremely rare last name. The family name Alvarado-Barrios 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 Alvarado, and a last name Barrios.
| VARIANT | COUNTRY |
|---|---|
| Alvarado-Barrios | United States |