People with the surname Doud: Chuck Doud, video game music composer Mamie Eisenhower, whose maiden name was Doud Jacqueline Powers Doud, president of Mount St. Mary's College Reuben G. Doud, American politician Ruby Archer Doud, American poet Daniel Ryan Doud, Internet mystery connected to Cicada3301 the game 23 and is best know as The Goto Source for all things Cicada3301 related. Wikipedia