A display device, comprising: a substrate including a display region and a non-display region; a plurality of first to third pixels (PXL, R, G, B) in the display region, each of the first to third pixels (PXL, R, G, B) having an emission region from which light is to be emitted; a light emitting element (OLED, OLED_G, OLED_B) in the emission region of each of the first to third pixels (PXL, R, G, B); a pixel circuit area, in each of the first to third pixels (PXL, R, G, B), to drive the light emitting element (OLED, OLED_G, OLED_B); a dummy pattern in a non-emission region (NEMA) of the substrate which is the region of the substrate excluding the emission region, the dummy pattern extending along a direction connecting two of any one of the first to third pixels (PXL, R, G, B) and provided between the other two of the first to third pixels (PXL, R, G, B); and a thin film encapsulation layer covering the dummy pattern and the light emitting element (OLED, OLED_G, OLED_B), wherein the light emitting element (OLED, OLED_G, OLED_B) in each of the first to third pixels (PXL, R, G, B) includes: a first electrode electrically connected to the pixel circuit area; an emitting layer on the first electrode with a pixel defining layer exposing a portion of the first electrode interposed therebetween; and a second electrode on the emitting layer, wherein the dummy pattern includes: an organic pattern on the pixel defining layer to correspond to the non-emission region (NEMA); and a conductive pattern on the organic pattern, and wherein: the organic pattern is part of the same layer as the emitting layer, and the conductive pattern is part of the same layer as the second electrode, wherein the dummy pattern is spaced apart from the emitting layer and the second electrode in a plan view of the display device, wherein the dummy pattern is provided on the pixel defining layer in the form of a grid between the pixels (PXL, R, G, B) of the display area, the display device further comprises a common electrode provided on the second electrode of the first, second and third pixels (PXL, R, G, B), on the pixel defining layer and on the dummy pattern, and wherein the common electrode is commonly provided throughout the display area and is connected to the dummy pattern and to the second electrode of the first to third pixels (PXL, R, G, B). a substrate including a display region and a non-display region; a plurality of first to third pixels (PXL, R, G, B) in the display region, each of the first to third pixels (PXL, R, G, B) having an emission region from which light is to be emitted; a light emitting element (OLED, OLED_G, OLED_B) in the emission region of each of the first to third pixels (PXL, R, G, B); a pixel circuit area, in each of the first to third pixels (PXL, R, G, B), to drive the light emitting element (OLED, OLED_G, OLED_B); a dummy pattern in a non-emission region (NEMA) of the substrate which is the region of the substrate excluding the emission region, the dummy pattern extending along a direction connecting two of any one of the first to third pixels (PXL, R, G, B) and provided between the other two of the first to third pixels (PXL, R, G, B); and a thin film encapsulation layer covering the dummy pattern and the light emitting element (OLED, OLED_G, OLED_B), wherein the light emitting element (OLED, OLED_G, OLED_B) in each of the first to third pixels (PXL, R, G, B) includes: a first electrode electrically connected to the pixel circuit area; an emitting layer on the first electrode with a pixel defining layer exposing a portion of the first electrode interposed therebetween; and a second electrode on the emitting layer, a first electrode electrically connected to the pixel circuit area; an emitting layer on the first electrode with a pixel defining layer exposing a portion of the first electrode interposed therebetween; and a second electrode on the emitting layer, wherein the dummy pattern includes: an organic pattern on the pixel defining layer to correspond to the non-emission region (NEMA); and a conductive pattern on the organic pattern, and an organic pattern on the pixel defining layer to correspond to the non-emission region (NEMA); and a conductive pattern on the organic pattern, and wherein: the organic pattern is part of the same layer as the emitting layer, and the conductive pattern is part of the same layer as the second electrode, the organic pattern is part of the same layer as the emitting layer, and the conductive pattern is part of the same layer as the second electrode, wherein the dummy pattern is spaced apart from the emitting layer and the second electrode in a plan view of the display device, wherein the dummy pattern is provided on the pixel defining layer in the form of a grid between the pixels (PXL, R, G, B) of the display area, the display device further comprises a common electrode provided on the second electrode of the first, second and third pixels (PXL, R, G, B), on the pixel defining layer and on the dummy pattern, and wherein the common electrode is commonly provided throughout the display area and is connected to the dummy pattern and to the second electrode of the first to third pixels (PXL, R, G, B).