Diego Álvarez

Diego Álvarez may refer to:
 * a mistaken name in some 19th-century English sources for Gough Island
 * Diego Álvarez Chanca (c. 1463–c. 1515), doctor who accompanied Christopher Columbus
 * Diego Álvarez Benítez (1812–1899), Mexican general
 * Diego Álvarez (footballer) (born 1981), Colombian footballer
 * Diego Álvarez (tennis) (born 1980), Argentine tennis player
 * Diego Álvarez (theologian) (c. 1558–1635), Spanish theologian and bishop of Trani
 * Diego Betancur Álvarez (born 1949), Colombian ambassador to Australia and New Zealand
 * Diego Alvarez (Chander Pahar), a fictional character in the novel Chander Pahar