A display device includes a display panel, a back cover which is disposed on a bottom surface of the display panel and has a plurality of protrusions on both sides, and a plurality of protective blocks which is inserted into grooves of the plurality of protrusions on some sides of the back cover. The plurality of protective blocks includes a first part which has a protrusion at one side and a groove at another side, a second part which is opposite to the first part, a third part which connects the first part and the second part, and a fourth part which protrudes from the first part to the second part and is inserted into the grooves of the plurality of protrusions.