Cristian Gastón Zermatten (born 31 October 1974) is an Argentine football manager and former player who played as a midfielder. He is the current manager of Argentinos Juniors' reserve team.
Zermatten started his senior career with Argentinos Juniors. In 1998, he signed for Club Universidad Nacional in the Mexican Liga MX, where he made 33 league appearances and scored one goal. After that, he returned to Argentinos in 2000, but did not play.
Zermatten subsequently represented Club Atlético Colón, Club Atlético Huracán, C.D. Cuenca, Club Universitario de Deportes, The Strongest, Club BolÃÂvar, Club Nacional de Football, Club Atlético Nueva Chicago, Talleres de Córdoba, Ferro Carril Oeste, and CSyD Tristán Suárez.