A plasma display device includes a plasma display panel 11 that has a front substrate including a plurality of display electrodes arranged thereon and a rear substrate having data electrodes arranged thereon to cross the display electrodes, the front substrate and the rear substrate facing each other so as to form a discharge space, and chassis member 20 that holds plasma display panel 11 on a front side and has a driving circuit block for driving plasma display panel 11 on a rear side. Chassis member 20 has base plate 36 that is divided into a plurality of base metal plates 36a, 36b, and 36c, to which plasma display panel 11 is attached, and metal plates 37 and 38 that couple the plurality of base metal plates 36a, 36b, and 36c together.