Greiz (/ɡraɪts/ gryts) is a Kreis (district) in the east of Thuringia, Germany. Neighboring districts are (from the west clockwise) Saale-Holzland, Saale-Orla, district-free city Gera, the Burgenlandkreis in Saxony-Anhalt, Altenburger Land, and the two Saxon districts Zwickau and Vogtlandkreis.