Mario Ignacio Osbén Méndez (14 July 1950 – 7 February 2021) was a Chilean footballer who played as a goalkeeper. Nicknamed "El Gato" ("The Cat"), he played for Ñublense, Club de Deportes Concepción, Unión Española, Colo Colo and Cobreloa during his professional career. He represented the Chile national team at the 1982 FIFA World Cup, playing all three matches. In total he played 36 matches for his country between 1979 and 1988, making his debut on 11 July 1979 in a friendly against Uruguay.