An organic light emitting diode display device to display a main image and a sub-image, such as background, illumination, or the like, without additional processes or a reduction in the resolution of the image, and a method of fabricating the same, the organic light emitting diode display device including: a substrate; a thin film transistor disposed on the substrate, including a semiconductor layer, a source electrode, a drain electrode, a gate insulating layer, and a gate electrode; an insulating layer disposed on the thin film transistor; a first lower electrode disposed on the insulating layer, electrically connected to the source electrode and the drain electrode of the thin film transistor; an auxiliary lower electrode disposed on the insulating layer, spaced apart from the first lower electrode; a first organic layer disposed on the first lower electrode, including at least one emission layer; a second organic layer disposed on the auxiliary lower electrode, including at least one emission layer; and an upper electrode disposed on the first organic layer and the second organic layer.