| W. Stuart Symington | |
| Office: | United States Ambassador to Nigeria |
| President: | Barack Obama Donald Trump |
| Term Start: | December 1, 2016 |
| Term End: | August 30, 2019 |
| Predecessor: | James F. Entwistle |
| Successor: | Mary Beth Leonard |
| Office1: | Deputy Assistant Secretary and United States Special Representative for the Central African Republic |
| President1: | Barack Obama |
| Term Start1: | April 21, 2014 |
| Term End1: | September 2016 |
| Predecessor1: | Position established |
| Successor1: | vacant |
| Office2: | United States Ambassador to Rwanda |
| President2: | George W. Bush Barack Obama |
| Term Start2: | November 3, 2008 |
| Term End2: | July 5, 2011 |
| Predecessor2: | Michael R. Arietti |
| Successor2: | Donald Koran |
| Office3: | United States Ambassador to Djibouti |
| President3: | George W. Bush |
| Term Start3: | September 18, 2006 |
| Term End3: | May 31, 2008 |
| Predecessor3: | Marguerita Ragsdale |
| Successor3: | James C. Swan |
| Spouse: | Susan Ide |
| Alma Mater: | Brown University Columbia Law School |
William Stuart Symington IV (born 1952)[1] is a career diplomat for the United States. He served as the United States Special Envoy for South Sudan from January 2020 to February 2021. Previously, he served as ambassador to Djibouti, Nigeria, and Rwanda, among other posts.[2]
Symington graduated from John Burroughs School in Ladue, Missouri, in 1970.[3] He received a B.A. from Brown University and a J.D. from Columbia Law School.[4]
He practiced law in Missouri, New York, London, and Paris.
Symington joined the U.S. State Department and served in Ecuador, Mexico, Spain, and Honduras and as a Pearson Fellow in the office of U.S. Congressman Ike Skelton.
His next postings were as Deputy Chief of Mission and Chargé d'Affaires in Niger (2001-03), Deputy Director of the State Department's Office of West African Affairs (2003-05), and Political Officer at the U.S. Embassy in Baghdad, Iraq (2004-05). He then served as the United States Department of State's representative at the Joint Forces Staff College in Norfolk, Virginia, from 2005 to 2006.
Symington received his first appointment as ambassador in 2006, to Djibouti, where he served until 2008. He then served as ambassador to Rwanda from 2008 to 2011.
His next posts were Political Advisor to the Commander of NORAD/U.S. Northern Command (2011–14), U.S. Special Representative for the Central African Republic (2014-16), and Deputy Assistant Secretary of State for Central Africa and African Security Affairs (2015-16).
Symington served again as U.S. ambassador, to the Federal Republic of Nigeria from 2016 to 2019.[5] From January 2020 to February 2021, he served as U.S. Special Envoy for South Sudan.
He and his spouse Susan Ide Symington have been married for 40 years. A member of the Symington family, he is the grandson of Senator Stuart Symington.
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