Provided is a display device comprising a display area including a plurality of pixels and a pad area disposed outside the display area, wherein the pad area includes a plurality of pads, and anchor structures positioned between two adjacent pads among the plurality of pads, the pad area includes a substrate, and at least one insulation layer that is positioned on the substrate and includes a first opening positioned between the two adjacent pads when viewed on the cross-section, and the anchor structure includes a first insulation layer that is positioned in the first opening, and does not overlap the pad.