The United States Ambassador to the United Nations International Organizations in Vienna is the diplomatic representative of the United States to those organizations of the

United Nations Office in Vienna The United Nations Office at Vienna (UNOV) is one of the four major office sites of the United Nations where numerous different UN agencies have a joint presence. The office complex is located in Vienna, the capital of Austria, and is part of the ...

. Organizations include: the

International Atomic Energy Agency The International Atomic Energy Agency (IAEA) is an intergovernmental organization that seeks to promote the peaceful use of nuclear energy and to inhibit its use for any military purpose, including nuclear weapons. It was established in 1957 ...

, the

Comprehensive Nuclear-Test-Ban Treaty Organization The Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) is an international organization that will be established upon the entry into force of the Comprehensive Nuclear-Test-Ban Treaty, a Convention that outlaws nuclear test explosions. It ...

, the

United Nations Office for Outer Space Affairs The United Nations Office for Outer Space Affairs (UNOOSA) is an office of the U.N. Secretariat that promotes and facilitates peaceful international cooperation in outer space. It works to establish or strengthen the legal and regulatory framew ...

and the

United Nations Office on Drugs and Crime The United Nations Office on Drugs and Crime (UNODC; French: ''Office des Nations unies contre la drogue et le crime'') is a United Nations office that was established in 1997 as the Office for Drug Control and Crime Prevention by combining the ...

, among others. The position is formally split into two

permanent representative A permanent representative is a diplomat who is the head of a country’s diplomatic mission to an international organisation. Organizations that receive permanent representatives from their member states include the United Nations, the World Tr ...

-level positions, titled the United States Permanent Representative to the Vienna Office of the United Nations and United States Permanent Representative to the International Atomic Energy Agency, each of which requires a separate Senate confirmation. Because the representative holds the rank of an

ambassador An ambassador is an official envoy, especially a high-ranking diplomat who represents a state and is usually accredited to another sovereign state or to an international organization as the resident representative of their own government or sov ...

, they are commonly referred to by this title.

Representatives

References from the State Department, unless otherwise indicated. *

Richard S. Williamson Richard Salisbury Williamson (May 9, 1949 – December 8, 2013) was an American lawyer, diplomat and political advisor. He previously served as Special Envoy to Sudan under George W. Bush. Williamson was a partner at Winston & Strawn and was also ' ...

– Political appointee **Appointed: May 17, 1983 **Terminated mission: January 15, 1985 * Bruce Chapman – Political appointee **Appointed: August 1, 1985 **Terminated mission: October 16, 1988 * Michael H. Newlin – Career FSO **Appointed: August 12, 1988 **Terminated mission: September 6, 1991 * John B. Ritch III – Political appointee **Appointed: November 22, 1993 **Terminated mission: January 1, 2001 * Kenneth C. Brill – Career FSO **Appointed: October 1, 2001 **Terminated mission: June 29, 2004 * Gregory Schulte – Political appointee **Appointed: June 29, 2005 **Terminated mission: June 20, 2009 *

Glyn T. Davies Glyn Townsend Davies (born 1957) is a senior advisor at ASG, a strategy and commercial diplomacy firm. A career member of the U.S. Senior Foreign Service, he served as U.S. Ambassador to the United Nations International Organizations in Vienna ...

– Career FSO **Appointed: August 12, 2009 **Terminated mission: November 30, 2011 * Joseph Macmanus – Career FSO **Appointed: September 27, 2012 **Terminated mission: August 27, 2014 *

Laura Holgate Laura S. H. Holgate is an American diplomat who has served as the United States ambassador to the United Nations International Organizations in Vienna since 2022 and previously from 2016 to 2017. She also served as United States ambassador to the ...

– Political appointee **Appointed: June 27, 2016 **Presentation of Credentials: July 18, 2016 **Termination of Mission: January 18, 2017 *

Jackie Wolcott Jackie Wolcott Sanders is an American diplomat. Early life Wolcott grew up in Martin, Ottawa County, Ohio. She graduated from Genoa Area High School in 1972, and went on to study at Bowling Green State University. Career Wolcott has had a ...

– Political appointee **Appointed: September 26, 2018 **Presentation of Credentials: October 23, 2018 **Termination of Mission: January 18, 2021 *

- Political appointee **Appointed (Vienna Office): December 18, 2021 **Presentation of Credentials (Vienna Office): February 1, 2022 **Appointed (IAEA): March 29, 2022 **Presentation of Credentials (IAEA): April 8, 2022

References

State Department, Chiefs of Mission for the U.N. Vienna Office
{{Ambassadors of the United States United Nations International Organizations Representatives of the United States to the United Nations International Organizations in Vienna Permanent Representatives of the United States to the United Nations Permanent Representatives to the United Nations in Vienna