A robot for rehabilitation therapy includes a robot body and a walker. The robot body includes a fixing band for supporting a waist of a patient, pelvic joint shafts rotatably connected to the fixing band, first arms extending downward from the pelvic joint shafts, first connecting joint shafts connected to the first arm, second arms extending downward from the first connecting joint shafts, second connecting joint shafts rotatably connected to the second arms, extension pieces extending downward from the second connecting joint shafts, and footboards rotatably connected to the extension pieces by ankle joint shafts. The walker includes an upper frame, a connection frame, and a wheeled lower frame. The angles of the first arms and the second arms are adjusted according to the length of the lower half of the body of the patient.
