A plasma display panel that includes a front substrate, a rear substrate positioned in parallel to the front substrate, a plurality of address electrodes between the front and rear substrates, a plurality of display electrodes positioned perpendicularly to the plurality of address electrodes, and a plurality of barrier ribs between the front and rear substrates, the barrier ribs defining a plurality of discharge cells, and wherein each barrier rib includes at least one longitudinal portion positioned at an obtuse angle with respect to the rear substrate.