Roberta Mary Morgan (married name Roberta Wohlstetter) (August 22, 1912 – January 6, 2007) was one of a historian of American military intelligence. She authored Pearl Harbor: Warning and Decision, which former Secretary of Defense Donald Rumsfeld is said to have required his aides read. Indeed, it was brought up during discussions of intelligence failures leading to the successful Al-Qaeda attack on the World Trade Center and Pentagon.