A plasma display apparatus including: a plasma display panel; a non-conductive chassis disposed on a rear portion of the plasma display panel to support the plasma display panel; a circuit unit disposed on a rear portion of the chassis to drive the plasma display panel; and a conductive member disposed between the plasma display panel and the chassis, having at least a part that is slit and protruded toward the chassis. In addition, the circuit unit includes a grounding portion having a grounding voltage and the grounding portion is electrically connected to the protruding portion of the conductive member.