The adjustable scoliosis brace is for treating a spinal curve in a patient and includes front and back vertical support pillars each having a longitudinal connection plate including upper and lower variable connection portions, and a rotatable arm coupled to the upper variable connection portions. A girdle device is coupled to the front and back vertical support pillars. The girdle device includes waist engaging members contoured to inhibit movement of the brace on a waist of the patient, adjustable coupling features configured to couple the plurality of waist engaging members together, and variable connection features configured to couple the plurality of waist engaging members to the longitudinal connection plates. An upper thoracic pad is configured to be coupled between the rotatable arms. A lower thoracic pad is configured to be coupled between the longitudinal connection plates of the front and back vertical support pillars.