In a plasma display panel, a floating electrode (F1) is provided each portion on at least one of the front glass substrate (10) and the back glass substrate (13) facing the vertical wall (15a) of the partition wall (15) defining partition between the discharge cells (C) adjacent to each other in the row direction, and formed with the same materials as the transparent electrode (Xa, Ya) or the bus electrode (Xb, Yb).