• J.W. Marriott, Jr. – Chairman and CEO of Marriott International.
• Sam Endicott – musician.
• Robert Hays – actor, best known for his role in Airplane!
• Julia Louis-Dreyfus – actress, known for her role on Seinfeld.
• Brian McComas – country music singer.
• Daniel Stern – actor.
• Jeff Tremaine – film producer, director, and writer.
• John R. Bolton – former U.S. Ambassador to the United Nations and Under Secretary of State.
• L. Paul Bremer – former Director of Reconstruction and Humanitarian Assistance for post-war Iraq.
• Luc Chatel, Secretary of State for Consumer affairs and Industry, Spokesman of the French Government, born in Bethesda, Maryland .
• Douglas Feith – former Under Secretary of Defense for Policy in the Department of Defense.
• Jack Kemp – former US Vice Presidential Candidate, Secretary of Housing & Urban Development, US Congressman, and Quarterback for the Buffalo Bills.
• Jeane Kirkpatrick – former American ambassador, known for her Kirkpatrick Doctrine on foreign politics.
• Jim Moody – former US Congressman from Wisconsin.
• Bruce Morrison – United States Congressman from Connecticut (1983—1991) and 1990 Connecticut Gubernatorial Candidate.
• Dennis Ross – author, Director of Policy Planning in the U.S. State Department (Bush Administration), Middle East Coordinator (Clinton Administration).
• Charles L. Bennett – astrophysicist; PI of WMAP.
• Jess Atkinson – former football player.
• Red Auerbach – former coach and General Manager of the Boston Celtics.
• Mike Brey – Men's Basketball coach for the University of Notre Dame.
• James Brown – sports announcer.
• Gary Clark – professional football player for the Washington Redskins.
• Keith B. Gordon – Major League Baseball player.
• Jeff Halpern – professional ice hockey player for the Tampa Bay Lightning.
• Tim Kurkjian – ESPN reporter and analyst for Baseball Tonight.
• Dainius Zubrus – professional ice hockey player for the New Jersey Devils.
• William Peter Blatty – writer, best known for The Exorcist.
• Ann Brashares – author, known for The Sisterhood of the Traveling Pants.
• David Brooks – New York Times columnist.
• E.J. Dionne – author and journalist.
• John Feinstein – author, columnist and reporter.
• Thomas Friedman – New York Times columnist.
• Paul Mirengoff – attorney, co-author of the Power Line.
• Phyllis Reynolds Naylor – author.
• Alexandra Robbins – Investigative journalist, lecturer, and author.
• Cokie Roberts – journalist, author.
• Howard K. Smith – anchorman and commentator. See also Howard K. Smith: News and Comment.
• Michael Wilbon – columnist for the Washington Post, host of ESPN's Pardon the Interruption.
• David Willman – recipient of the Pulitzer Prize.
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