The utility model relates to a hospital gown for a patient with breast cancer. The hospital gown for the patient with the breast cancer comprises a gown body, wherein two button row opening structures are vertically arranged on the chest side of the gown body, two sleeves of the gown body are respectively provided with a button row opening structure, and the front portion and the rear portion of the interior of the gown body are respectively provided with two tying bands. According to the hospital gown special for the patient with the breast cancer, materials can be easily obtained, making is easy, the cost is low, the requirement of the patient for full-course treatment can be met, the utilization rate is greatly improved, working efficiency of medical staff is greatly improved, and the satisfaction of the patients is improved.