The invention discloses round bottle labeling equipment. The equipment comprises a feeding device, a label supplying device, a round bottle collecting device and an electric appliance cabinet, whereinthe feeding device, the label supplying device and the round bottle collecting device are arranged at the upper end of the electric appliance cabinet through a supporting frame, transportation equipment is arranged on the feeding device and the label supplying device, and the transportation equipment is provided with a clamping plate; the feeding device is further provided with a supporting seat,wherein the supporting seat is provided with a groove matched with the clamping plate, and the upper end of the support seat is provided with a horizontal groove matched with a round bottle; the feeding device is further provided with a feeding box, wherein one end of the feeding box is provided with a square opening; the label supplying device is provided with a plurality of rotating shafts, wherein the rotating shafts are of hollow structures, which can reduce the weight of the label supplying device. By adopting the round bottle labeling equipment, production efficiency and operation stability can be improved, and meanwhile feeding and product collecting are more convenient, so that quality problems caused by collisions between products do not easily occur.