The utility model relates to clothing for a patient, in particular to a cold-proof shoulder protector for an operation patient, which belongs to the technical field of clothing. The cold-proof shoulder protector for the operation patient comprises cover cloth, two pieces of shoulder protecting cloth and two connecting belts, wherein the left end and the right end of the cover cloth are both connected with one piece of shoulder protecting cloth; the upper end of the cover cloth is connected with the two connecting belts, and the two connecting belts are respectively positioned at two sides of a symmetry axis of the cover cloth; and the upper end of each shoulder protecting cloth is provided with a first connecting piece, and the lower end of each shoulder protecting cloth is provided with a second connecting piece matched with the corresponding first connecting piece. The cold-proof shoulder protector for the operation patient has a simple and reasonable structure, and is easily worn on a patient lying on an operating table; and the shoulder protecting range is proper, shoulders of the operation patient can be prevented from catching cold in an operation process, and the operation performed by a doctor is not interfered with.