A massage apparatus includes a support frame (10), a moving unit (20), and a massage unit (30). The support frame (10) includes an upright base wall (11). The moving unit (20) includes two upright guide rails (21) mounted to one of inner and outer surfaces (111, 112) of the base wall (11), a support seat (22) including two slide members (227) that engage respectively and slidably the guide rails (21), and a driving member (23) disposed at an inner side of the inner surface (111) of the base wall (11) for driving the slide movement of the support seat (22). The massage unit (30) is disposed at an outer side of the outer surface (112) of the base wall (11), and includes a motor (31), a driving shaft (32) driven rotatably by the motor (31), and a massage head (33) coupled co-rotatably to the driving shaft (32).