José Rivera Díaz

José "Nía" Rivera Díaz is a Puerto Rican businessman and former politician. He was mayor of Trujillo Alto from 1977 to 1980.

Rivera served in the U.S. Army and was stationed in southern West Germany in the early 1960s. There, he met and married Christa Schätz, a German woman. They moved to New York, where they begat Linda and Thomas (who became a Puerto Rican Senator and President of the Senate of Puerto Rico). In 1966 they moved to Puerto Rico and begat their daughter Sylvia.