Genioplasty has been a useful and frequently employed technique in the aesthetic facial surgeon's armamentarium. However, as the prevalence of obstructive sleep apnea becomes more apparent and its diagnosis more frequent, genioplasty has also evolved to a commonly performed procedure for reconstruction of the upper airway. This article discusses patient evaluation and surgical techniques used in aesthetic and functional surgery of the chin. Because these topics have been discussed extensively in the literature, this will serve as a synopsis of current techniques.