Rubuta ci gaba don wannan sakin layi - Carlos Mario Álvarez Sánchez (an haife shi 12 Satumba 1956) ɗan tseren tsere ne na Cuba. Ya yi gasa a cikin maza 4 × 400 mita relay
a wasannin Olympics na shekara ta 1976. Ya lashe lambar azurfa a Wasannin Pan American na 1975 a tseren mita 4 x 400.