Marcel Koller (born in Zürich, November 11, 1960) is a former Swiss football (soccer) player and is currently the coach of German football club VfL Bochum.
Koller played all 24 years of his career for Swiss club Grasshoppers Zürich. He won seven Swiss championships and five Swiss cups. For the Swiss national team he got 56 international caps, scored 3 goals and participated at Euro 1996.
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