A hinge member of a display device includes: first, second, and third plates which are spaced apart from each other; a first rotating shaft and a second rotating shaft to rotate the second plate; a third rotating shaft and a fourth rotating shaft to rotate the third plate; a first shaft support connected to one end of the first rotating shaft and one end of the second rotating shaft; a second shaft support connected to other end of the first rotating shaft and other end of the second rotating shaft; a third shaft support connected to one end of the third rotating shaft and one end of the fourth rotating shaft; a fourth shaft support connected to other end of the third rotating shaft and other end of the fourth rotating shaft. At least one of the first and second rotating shafts and at least one of the third and fourth rotating shafts are linearly movable in response to rotation of one of the second and third plates.