<P> Charles McMahon (May 10, 1953--April 29, 1975) and Darwin Lee Judge (February 16, 1956--April 29, 1975) were the last two United States servicemen killed in Vietnam during the Vietnam War . The two men, both U.S. Marines, were killed in a rocket attack one day before the Fall of Saigon . </P> <P> Charles McMahon, 11 days short of his 22nd birthday, was a corporal from Woburn, Massachusetts . Darwin Judge was a 19 - year - old lance corporal and Eagle Scout from Marshalltown, Iowa . </P>

Who was the last american soldier killed in vietnam