Robert J. Dalessandro (born 1958, in New York, New York) is an American historian and author who has written and presented extensively on the American Expeditionary Forces contributions to the First World War. Dalessandro is a retired Colonel in the U.S. Army and the Deputy Secretary of the American Battle Monuments Commission He is former Director of the United States Army Center of Military History at Fort Lesley J. McNair, Washington, D.C. Dalessandro frequently leads battlefield tours to sites in the United States, France and Italy.