These case reports describe the surgical treatment of 2 male adult patients with severe mandibular prognathism. For both patients, anterior repositioning of the maxilla by Le Fort I osteotomies with and without impaction and mandibular posterior repositioning by sagittal split ramus osteotomies were performed. The aim of this case report is to identify successfully treated surgical cases maintaining the results throughout the follow-up period of 7 years.

Keywords: Surgery, Prognathism, Retention