The invention relates to a massage chair, in particular to a pregnant woman massage chair special for the obstetrics and gynecology department. The technical purpose of providing the pregnant woman massage chair which saves time and labor, is good in massage effect and consistent in massage strength and makes a pregnant woman more comfortable for the obstetrics and gynecology department is achieved. In order to achieve the technical purpose, the pregnant woman massage chair special for the obstetrics and gynecology department comprises a chair body, a mounting plate, an L-shaped plate, a semi-oval supporting plate, a guide rod, a sliding sleeve, a bolt and the like; the guide rod is installed on the left side of the upper portion of the front side face of the chair body, the sliding sleevesleeves the guide rod, the sliding sleeve cooperates with the guide rod in a sliding mode, the bolt is arranged in the middle of the front side of the sliding sleeve, the bolt cooperates with the guide rod, the L-shaped plate is installed on the top of the sliding sleeve, and an adjusting device is arranged on the left side face inside the L-shaped plate. Accordingly, by means of the adjusting device, a water capsule can make better contact with the belly of the pregnant woman, the water capsule can massage the belly of the pregnant women better, and the effects of saving time and labor, being good in massage effect and consistent in massage strength and making the pregnant woman more comfortable are achieved.