Robert King Steel (born August 3, 1951) is an American businessman, financier and government official who has served as Deputy Mayor for Economic Development in the administration of New York City Mayor Michael Bloomberg, Under Secretary for Domestic Finance of the United States Treasury, chief executive officer of Wachovia Corporation and vice chairman of Goldman Sachs. He has also served as chairman of the board of trustees at Duke University and the Aspen Institute. In May 2014, he was tapped to succeed Joseph R. Perella as chief executive officer of Perella Weinberg Partners, a private investment banking and asset management firm.