A display device includes: an array substrate including a pixel array disposed on a display area, a first transfer wiring disposed on a peripheral area adjacent to the display area and electrically connected to the pixel array, a second transfer wiring disposed on the peripheral area adjacent to the display area and electrically connected to the pixel array, and a barrier member disposed between the first transfer wiring and the second transfer wiring, the barrier member including an inorganic insulation material; and a sealing member disposed between the array substrate and an encapsulation substrate to combine the array substrate with the encapsulation substrate, the sealing member contacting at least a portion of the first transfer wiring and the second transfer wiring.