A printing apparatus includes: a print head; a main body having an accommodation part accommodating a printing medium; an opening/closing cover supported by the main body to be swingable between a closed position and an opened position, the opening/closing cover covering the accommodation part in a case the opening/closing cover is in the opened position, the opening/closing cover opening the accommodation part in a case the opening/closing cover is in the opened position; a support member provided to the opening/closing cover; and a platen holder provided to the support member and configured to rotatably support a platen roller, the platen roller being configured to convey the printing medium at a position facing the print head in the case the opening/closing cover is in the closed position.