A display apparatus comprising: a housing including an opening, a sealing member groove and a cover groove provided to be spaced from the sealing member groove; a display module including a display panel, the display module arranged inside the housing, so that the display panel is viewable through the opening; a housing cover coupleable to the housing so that the housing cover while coupled to the housing covers a rear surface of the display module, the housing cover including one end portion bent to be insertable into the cover groove of the housing; and a sealing member (100, 200), insertable into the sealing member groove of the housing, disposed between the housing and the housing cover, and configured to seal a gap between the housing and the housing cover, the sealing member including: a contact surface convexly formed toward the housing cover, and a first protrusion (113, 213) and a second protrusion (113, 213) arranged on the contact surface to both be symmetrical with respect to a center of the contact surface so that while the housing cover is coupled to the housing, the center of the contact surface, a point of the first protrusion, and a point of the second protrusion come in contact with the housing cover, and wherein at least a portion of the contact surface located between the first protrusion and the second protrusion is formed level with the first protrusion and the second protrusion or to protrude further than the first protrusion and the second protrusion toward the housing cover. a housing including an opening, a sealing member groove and a cover groove provided to be spaced from the sealing member groove; a display module including a display panel, the display module arranged inside the housing, so that the display panel is viewable through the opening; a housing cover coupleable to the housing so that the housing cover while coupled to the housing covers a rear surface of the display module, the housing cover including one end portion bent to be insertable into the cover groove of the housing; and a sealing member (100, 200), insertable into the sealing member groove of the housing, disposed between the housing and the housing cover, and configured to seal a gap between the housing and the housing cover, the sealing member including: a contact surface convexly formed toward the housing cover, and a first protrusion (113, 213) and a second protrusion (113, 213) arranged on the contact surface to both be symmetrical with respect to a center of the contact surface so that while the housing cover is coupled to the housing, the center of the contact surface, a point of the first protrusion, and a point of the second protrusion come in contact with the housing cover, and wherein at least a portion of the contact surface located between the first protrusion and the second protrusion is formed level with the first protrusion and the second protrusion or to protrude further than the first protrusion and the second protrusion toward the housing cover. a contact surface convexly formed toward the housing cover, and a first protrusion (113, 213) and a second protrusion (113, 213) arranged on the contact surface to both be symmetrical with respect to a center of the contact surface so that while the housing cover is coupled to the housing, the center of the contact surface, a point of the first protrusion, and a point of the second protrusion come in contact with the housing cover, and wherein at least a portion of the contact surface located between the first protrusion and the second protrusion is formed level with the first protrusion and the second protrusion or to protrude further than the first protrusion and the second protrusion toward the housing cover.