An apparatus for supporting a display panel includes: first and second supports configured to support the display panel, the first and second supports being rotatable about a rotation axis; a first frame coupled to a side of the first support and configured to be rotated with the first support; and a second frame coupled to a side of the second support and configured to be rotated with the second support, wherein the first support includes a first supporting pin having ends coupled to the first frame and being parallel to the rotation axis, and first and second support plates at opposite sides of the first supporting pin, wherein the first supporting plate is pivotably coupled to the first supporting pin.