The utility model relates to the field of fixing supports, and discloses a light automobile door lock pull rod fixing support which comprises a fixing plate, a connecting piece is movably connected to the middle of the fixing plate, a buckle is arranged on the front portion of the connecting piece, a fixing piece is arranged between the fixing plate and the connecting piece, and the fixing piece comprises a screw rod. The screw rod penetrates through the fixing plate and is in threaded connection with the fixing plate, the rear side of the screw rod is fixedly connected with a limiting block, a bayonet is formed in the lower side of the rear part of the connecting piece and is movably connected with the screw rod, a fixing block is fixedly connected to the front part of the connecting piece, the buckle is fixedly connected with the fixing block, and convex patterns are arranged on the lower part of the inner wall of the connecting piece. According to the utility model, the fixing plates and the connecting pieces as well as the fixing pieces are matched with each other, so that the buckles of the device are more convenient to disassemble and assemble, the fixing plates and the buckles or the connecting pieces are not easy to damage, and the device is more practical.