Cognomen Melchore (Melchore 
) , throughout the world, is a very rare family name. The last name Melchore is habitual in Costa Rica, where it is a very rare surname, Spain, where it is an extremely rare surname, and the United States. More prevalently, Melchore is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Melchore | Democratic Republic of the Congo, United States, Philippines, India, Spain |