Uruguay Lyle Franklin Lane, former U.S. Ambassador to Uruguay Thomas J. Dodd, Jr., former U.S. Ambassador to Uruguay and Costa Rica Robert M. Sayre, former U.S. Ambassador to Brazil, Panama, and Uruguay Irving Bedell Dudley, former U.S. Ambassador to Brazil and Peru Charles Page Bryan, former U.S. Ambassador to Brazil, Japan, Belgium, and Portugal Everett E. Briggs, former U.S. Ambassador to Portugal Robert J. McCloskey, former U.S. Ambassador to Greece, Cyprus, and Netherlands John Peurifoy, former U.S. Ambassador to Greece, Guatemala, and Thailand Richard Boucher, former U.S. Ambassador to Cyprus Theodore Brentano, former U.S. Ambassador to Hungary William Dale Montgomery, U.S. Ambassador to Bulgaria, Serbia and Montenegro, and Croatia E. Ross Adair, former U.S. Ambassador to Ethiopia Tibor P. Nagy, former U.S. Ambassador to Ethiopia David H. Shinn, former U.S. Ambassador to Ethiopia and Burkina Faso Julius Waring Walker Jr., former U.S. Ambassador to Burkina Faso Smith Hempstone, former U.S. Ambassador to Kenya Gerald Eustis Thomas, former U.S. Ambassador to Kenya and Guyana David C. Halsted, former U.S. Ambassador to Chad and Uganda Tom McDonald, former U.S. Ambassador to Zimbabwe Bernadette M. Allen, former U.S. Ambassador to Niger Robert Brendon Keating, former U.S. Ambassador to Madagascar George Moose, former U.S. Ambassador to Benin and Senegal Robert P. Jackson, former U.S. Ambassador to Ghana and Cameroon Donald C. Johnson, former U.S. Ambassador to Cabo Verde, Equatorial Guinea, and Mongolia Francis Terry McNamara, former U.S. Ambassador to Cabo Verde, Gabon, and São Tomé and Príncipe Aubrey Hooks, former U.S. Ambassador to Democratic Republic of the Congo, Ivory Coast, and Republic of Congo Clare H. Timberlake, former U.S. Ambassador to Democratic Republic of the Congo Harmon Elwood Kirby, former U.S. Ambassador to Togo Edward Peck, former U.S. Ambassador to Mauritania Daniel A. Johnson, former U.S. Ambassador to Suriname Walter Nathan Tobriner, former U.S. Ambassador to Jamaica Walter E. North, former U.S. Ambassador to Vanuatu, Solomon Islands, and Papua New Guinea William A. Heidt, former U.S. Ambassador to Cambodia Carol Laise, former U.S. Ambassador to Nepal Edward E. Masters, former U.S. Ambassador to Indonesia Ralph L. Boyce, former U.S. Ambassador to Indonesia and Thailand Sheila Gwaltney, former U.S. Ambassador to Kyrgyzstan Marisa Lino, former U.S. Ambassador to Albania Gina Abercrombie-Winstanley, former U.S. Ambassador to Malta Richard L. Baltimore, former U.S. Ambassador to Oman Ross Wilson, former U.S. Ambassador to Turkey State Department officials Colin Powell, 65th U.S. Secretary of State John Foster Dulles, 52nd