A roof apparatus includes a functional bracket supporting a movable panel, a guide rail, a drive shoe moving along the guide rail, a front link connected to the functional bracket to move in conjunction with the movement of the drive shoe, a rear link connected with the drive shoe to support the functional bracket, front and rear restriction portions arranged at the front link, front and rear restriction portions arranged at the rear link, a first distance defined between the front restriction portion of the front link and the rear restriction portion of the rear link, and a second distance defined between the rear restriction portion of the front link and the rear restriction portion of the rear link, wherein the front link and the rear link are arranged at different positions on a plain surface extending in a direction perpendicular to a direction in which the guide rail extends.