General Walter Bedell "Beetle" Smith (5 October 1895 – 9 August 1961) was a senior officer of the United States Army who served as General Dwight D. Eisenhower's chief of staff at Allied Forces Headquarters (AFHQ) during the Tunisia Campaign and the Allied invasion of Italy in 1943, during World War II. He was Eisenhower's chief of staff at the Supreme Headquarters Allied Expeditionary Force (SHAEF) in the campaign in Western Europe from 1944 to 1945.