Halloween Visitors to the Oval Office. Caroline Kennedy, President Kennedy, John F. Kennedy, Jr. White House, Oval Office, 10/31/1963 (The U.S. National Archives) Tags: holiday halloween witch president whitehouse jfk johnfkennedy ovaloffice 1963 halloweencostumes johnfkennedyjr presidentjohnfkennedy presidentkennedy carolinekennedy jfkjr usnationalarchives nara:arcid=194260 10311963 october311963