Principal Officers and Chiefs of Mission, by Name: z

Note: Career Foreign Service appointees are asterisked.

• Zakhem, Sam H. (1935-)
  • Ambassador Extraordinary and Plenipotentiary, Bahrain (1986-1989)
• Zappala, Joseph (1933-)
  • Ambassador Extraordinary and Plenipotentiary, Spain (1989-1992)
• Zelikow, Philip D. (1954-)
  • Counselor (2005-2007)
• Zellerbach, James David (1892-1963)
  • Ambassador Extraordinary and Plenipotentiary, Italy (1956-1960)
• *Zimmermann, Warren (1934-2004)
  • Ambassador Extraordinary and Plenipotentiary, Yugoslavia (1988-1989)
  • Assistant Secretary of State for Population, Refugees, and Migration Affairs (1992-1994)
• Zoellick, Robert B. (1953-)
  • Counselor (1989-1992)
  • Under Secretary of State for Economic, Energy, and Agricultural Affairs (1991-1992)
  • Deputy Secretary of State (2005-2006)
• *Zurhellen, Joseph Owen (1920-1990)
  • Ambassador Extraordinary and Plenipotentiary, Suriname (1976-1978)
• *Zweifel, David Eugene (1934-)
  • Ambassador Extraordinary and Plenipotentiary, Yemen (1981-1984)