GSZ

GSZ may refer to:
 * German Society for Stem Cell Research (German: Deutsche Gesellschaft für Stammzellforschung)
 * Granite Mountain Air Station, in Alaska, United States
 * Grün Stadt Zürich, a municipal department of the city of Zurich, Switzerland
 * GSZ Stadium, in Larnaca, Cyprus
 * GSZ Stadium (1928), demolished 1989