Mario Álvarez

Mario Álvarez may refer to:
 * Mario Roberto Álvarez (1913–2011), Argentinean architect
 * Mario Álvarez Dugan (1931–2008), Dominican journalist
 * Mario Álvarez (table tennis) (born 1960), represented Dominican Republic at the 1988 Summer Olympics and participated in table tennis at the Pan American Games
 * Pedro Mario Álvarez (born 1982), Spanish football player
 * Mario Álvarez (singer) (born 1985), Spanish singer and winner of 7th series of Operación Triunfo