David L. Bibb, an American civil servant, served as the Deputy Administrator of the General Services Administration (GSA), which is an independent agency of the United States government, and as its Acting Administrator twice. He was appointed Deputy Administrator on December 16, 2003. During the 2003-2008 time frame, he served as Acting Administrator from November 2005 to May 2006 and May to August 2008, reporting to the President. He held a number of other key positions at GSA prior to becoming Deputy Administrator, including Deputy Commissioner of the Public Buildings Service and Deputy Associate Administrator for Real Property Policy, a job with government-wide responsibilities.