A display device includes a display panel having a first substrate having a display region and a peripheral region surrounding the display region, a light emitting structure in the display region, a sealant in the peripheral region, the sealant including a first portion having a first width, and a second portion adjacent to the first portion and having a second width smaller than the first width, and a second substrate on the light emitting structure and the sealant, a body including an upper frame and a lower frame, the body receiving the display panel, and at least one function button at a first portion of the display device, at least a portion of the function button protruding out of the body, and the first portion of the sealant being disposed adjacent to the at least one the function button at the first portion of the display device.