The head mount display providing a comfortable fit to the head of the viewer even when the viewer moves his/her head during use comprises a forehead frame supporting two image display means and covering the forehead and the parietal portion of the viewer, a left occipital frame for covering the left occipital portion of the viewer which is movably connected to said forehead frame by a connecting means and supporting one of a signal processing means and one of a sound regeneration means, and a right occipital frame for covering the right occipital portion of the viewer which is movably connected to said forehead frame by a connecting means and supporting the other of the signal processing means and the other of the sound regeneration means.