The invention relates to an overhead ground wire lifting device which comprises a supporting arm, a screw nut, a screw rod, a hook and a hand shank, wherein the screw nut is in rotating connection with the supporting arm, the screw rod penetrates through the screw nut and is in threaded connection with the screw nut, the hook is connected with one end of the screw rod, and the hand shank is fixedly connected with the screw rod. The supporting arm comprises an installation part which is used for installing the overhead ground wire lifting device on an iron tower. The hand shank and the hook are located on two sides of the screw nut respectively. The overhead ground wire lifting device not only can stably lift overhead ground wires, but also is small in occupied space and convenient to use.