Stephen Robert (born June 13, 1940) is an American financial business executive, academic administrator, and philanthropist. He was Chairman and CEO of Oppenheimer & Co. from 1983 to 1997, and Chancellor of Brown University from 1998 to 2007. As a philanthropist he heads his Source of Hope Foundation, which provides basic services to communities in great need around the world. As a journalist, he has published articles on Israeli–Palestinian relations, and on the U.S. economy, in major national and international publications.