Home Ambassadors Marc M. Wall Marc M. Wall Ambassador Marc M. Wall (born 1954) is an American diplomat. He was the United States Ambassador to Chad from 2004 to 2007. Personal facts Birth dateJanuary 01, 1954 Birth placeVirginia ProfessionDiplomacy facebook tumblr linkedin twitter reddit google+ Search Ambassador From2004 To2007 CountryChadUnited States PartyNonpartisanism PresidentGeorge W. Bush SuccessorLouis J. Nigro Jr. Topical connections Christopher E. GoldthwaitAmbassador Brewster MorrisAmbassador Marc M. Wall on Wikipedia Marc M. Wall External resources http://history.state.gov/departmenthistory/people/chiefsofmission/chad http://ndjamena.usembassy.gov http://www.state.gov/p/af/ci/cd