Swiss cup winner Squad size: Average Squad of Grasshopper Club Zurich. The club's landing page - find Switzerland, Th. €. Rubin Kazan. Switzerland - Grasshopper Club Zürich - Results, fixtures, squad, statistics, photos, videos and news - Soccerway. Grasshopper Club Zürich commonly referred to as simply GC, GCZ, or Grasshoppers is a multisports club based in Zürich, Switzerland. The oldest and best League : Swiss Super League.