Carlos Mario Álvarez Sánchez (akaberekwa 12 September 1956) ari Cuban sprinter. Akakwikwidza mumakwikwi evarume e4 × 400 metres
pamitambo yeOlympic yomuzhizha ya1976. Akakunda menduru yesirivha pa 1975 Pan American Games mu 4 x 400 metres relay.