Guillermo Lorenzana Ragazzone (born 5 January 1956) is a former soccer player from El Salvador.
Ragazzone played for Atlético Marte in the 1985 league championship decider against Alianza, which Marte won 5âÂÂ2 after extra time. In 1989, he played the championship final for Cojutepeque, this time losing out to Luis ÃÂngel Firpo.
Ragazzone represented El Salvador at the 1975 Pan American Games and was a non-playing El Salvador squad member at the 1982 FIFA World Cup in Spain. He represented his country in two games during the 1990 FIFA World Cup qualifying rounds.
Ragazzone was head of the technical department of FESFUT, the Salvadoran Football Association, but he left FESFUT in July 2008 after disagreements with federation president Rodrigo Calvo.