To provide an electroluminescent display device of the structure having more effective sealing function and making a durable period extending.

The electroluminescent display device includes a substrate having a display area which has a first electrode layer, a second electrode layer, and an electroluminescent part arranged between the first electrode layer and the second electrode layer; a sealing member for sealing at least the display area; and a cut-off layer superposed with at least the display area between the sealing member and the second electrode layer.