Disclosed is an organic light emitting diode display, including a first substrate including an organic light emitting diode and a driving circuit part for driving the light emitting diode, a second substrate facing the first substrate and covering the light emitting diode and the driving circuit part, a connection unit connected to the driving circuit part and extending from the first substrate along a rear side thereof, an electronic device disposed between the connection unit and the first substrate and transmitting a signal to the driving circuit part via the connection unit, and an electromagnetic wave-shielding sheet disposed on one side of the first substrate to directly face the electronic device and including a first conductive material layer, a buffer layer formed on one side of the first conductive material layer to prevent the first substrate from breaking, and a first adhesive layer formed on the other surface of the first conductive material layer.