There are at least two artists known as Joaquín Díaz. 1) Joaquín Díaz González (b. 1947, Zamora) is a Spanish musician, folclorist and music producer. He has recorded 70 albums and published more than 50 books on various aspects of oral tradition (romances and songs, stories, folk sayings etc.) and over 200 articles and essays. Since mid-1960s, he has been performing on stage and giving lectures in almost all Spanish universities and many others in Portugal, France, Italy, Germany, Netherlands and the United States.