A display apparatus includes a liquid crystal panel; a light guide plate behind the liquid crystal panel; a light source adjacent to a thickness surface of the light guide plate and configured to emit light toward the thickness surface of the light guide plate; a rear chassis behind the light guide plate; and a holder coupled to the rear chassis and supporting the light guide plate, wherein the holder includes: a first tooth; a first tooth groove next to the first tooth; a second tooth facing the first tooth; and a second tooth groove next to the second tooth, wherein in a first state, the first tooth is disposed outside the second tooth groove and the second tooth is disposed outside the first tooth groove, and in a second state, the first tooth is inserted into the second tooth groove and the second tooth is inserted into the first tooth groove, and wherein the holder is configured to elastically deform between the first state and the second state.