Abstract: A portable pet car door protector for protecting a car door. The car door typically includes an interior panel, a window, and a well defined between the window, and the interior panel. The protector includes a flap which is insertable in the well between the window and the interior portion of the car door. A pad is secured to the top edge of the flap and the pad has a length sufficient to extend over the interior portion of the car door and extend approximately to the floor board, such that the pad covers substantially the entire interior portion of the car door to protect the same from an animal's nails and teeth. The protector has includes at least one hang tab secured to the top edge of the flap, such that a user may easily install and remove the protector from the well.