A display apparatus according to an aspect of the present disclosure comprises a display panel, a light source device illuminating the display panel from a back side of the display panel, an optical sheet arranged between the display panel and the light source device, and a support for supporting the optical sheet. In the display apparatus, a part of a peripheral portion of the optical sheet is sandwiched and held between the display panel and the support. In the display apparatus, a remaining part of the peripheral portion of the optical sheet is not sandwiched and held between the display panel and the support.