Charles Andrew Doyle, commonly known as C. Andrew Doyle or Andy Doyle, is an American Episcopal bishop, author, and theologian. He has served as the ninth bishop of the Episcopal Diocese of Texas since 2009. He was elected bishop coadjutor in May 2008 and consecrated on November 22, 2008, succeeding Don A. Wimberly as diocesan bishop in June 2009.
Beyond the diocese, Doyle chairs the board of the Episcopal Health Foundation, serves as Sub-Prelate of the U.S. Priory of the Order of St John, and leads the Diocese of Texas AI Task Force. A trained foresight practitioner through the Institute for the Future, he is a doctoral candidate at the University of Chester, where his research concerns the theology of George Berkeley.