Guillermo Cosio (born 15 September 1958) is a Mexican former footballer. He competed in the men's tournament at the 1976 Summer Olympics and won a gold medal in football at the 1975 Pan American Games.
Guillermo Cosio (born 15 September 1958) is a Mexican former footballer. He competed in the men's tournament at the 1976 Summer Olympics and won a gold medal in football at the 1975 Pan American Games. (en)
Guillermo Cosio (born 15 September 1958) is a Mexican former footballer. He competed in the men's tournament at the 1976 Summer Olympics and won a gold medal in football at the 1975 Pan American Games. (en)