The invention discloses an automobile surface depression stretching repair tool. The automobile surface depression stretching repair tool comprises a limiting round block, wherein a plurality of limiting blades are fixed to the limiting round block in the circumferential direction at equal intervals; limiting screws are mounted on the limiting blades in a threaded mode; one of the ends of the limiting screws is connected with second suction cups in a threaded mode through threaded connectors, and the other one of the ends of the limiting screws is connected with adjusting knobs in a threaded mode; a limiting stud is mounted on the limiting round block in a threaded mode; one end of the limiting stud is connected with a hexagon nut in a threaded mode; a connecting rod is fixed to the otherend of the limiting stud in a threaded mode; and a rotating round ball is fixed to the other end of the connecting rod. The automobile surface depression stretching repair tool has the beneficial effects that through combination of the tool, a deformed depression part can be completely repaired through external force, original automobile paint is not affected, the original strong appearance of anoriginal automobile is reserved, damage to the automobile is small, and mounting and dismounting are convenient.