The surname Alvarez is first recorded in the 9th century in the Kingdom of Asturias. It is one of the most common surnames in Spain, and it is also found in many other countries around the world, including Portugal, Mexico, Argentina, and the United States.
There are many notable people with the surname Alvarez, including:
* Juan Alvarez (1790-1867), President of Mexico
* Luis Alvarez (1911-1988), American physicist and Nobel laureate
* Walter Alvarez (born 1940), American geologist and paleontologist