The utility model discloses a wire holding tool for insulator replacement, falling into wire holding tool technical field. The wire holding tool comprises a wire holding rack, a fixing mechanism and a wire holding mechanism, wherein the fixing mechanism comprises a regulating nut and a regulating rod; a hanger is set at end part of the regulating rod; and a bending hook is disposed at opposite side of the hanger at end part of the regulating rod. With such structure, the wire holding tool can hang lower edge of angle iron with the hanger for wire tower whose angle iron opening faces downward, and hang edge of angle iron with the bending hook for line tower whose angle iron opening is horizontal or faces other direction, thus realizing firm fixation and preventing wire holding tool from falling off.