Cognomen Alvaarez (Alvaarez 
) , all around the world, is a very rare surname. The cognomen Alvaarez is habitual in Latin America and the Caribbean, particularly Colombia, where it is a very rare surname, Mexico, and Argentina, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Mexico, Colombia, and the United States. Much less frequently, Alvaarez is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Alvaarez | Colombia, Spain, United States, Mexico, China |