- Lucius Harwood Foote (1826–1913)
Envoy Extraordinary and Minister Plenipotentiary, Korea, May 20, 1883–February 19, 1885 - William Harwar Parker (1826–1896)
Minister Resident/Consul General, Korea, June 12, 1886–September 3, 1886 - Hugh Anderson Dinsmore (1850–1930)
Minister Resident/Consul General, Korea, April 13, 1887–May 26, 1890 - Augustine Heard (1827–1905)
Minister Resident/Consul General, Korea, May 26, 1890–June 27, 1893 - John Mahelm Berry Sill (1831–1901)
Minister Resident/Consul General, Korea, April 30, 1894–September 13, 1897 - Horace Newton Allen (1858–1932)
Minister Resident/Consul General, Korea, September 13, 1897–October 1, 1901 - Horace Newton Allen (1858–1932)
Envoy Extraordinary and Minister Plenipotentiary, Korea, October 1, 1901–June 9, 1905 - Edwin Vernon Morgan (1865–1934)
Envoy Extraordinary and Minister Plenipotentiary, Korea, June 26, 1905–November 17, 1905 - John Joseph Muccio (1900–1989)
Ambassador Extraordinary and Plenipotentiary, April 20, 1949–September 8, 1952 - Ellis Ormsbee Briggs (1899–1976)
Ambassador Extraordinary and Plenipotentiary, November 25, 1952–April 12, 1955 - William Sterling Byrd Lacy (1910–1979)
Ambassador Extraordinary and Plenipotentiary, May 12, 1955–October 20, 1955 - Walter Cecil Dowling (1905–1977)
Ambassador Extraordinary and Plenipotentiary, July 14, 1956–October 2, 1959 - Walter Patrick McConaughy Jr. (1908–2000)
Ambassador Extraordinary and Plenipotentiary, December 17, 1959–April 12, 1961 - Samuel David Berger (1911–1980)
Ambassador Extraordinary and Plenipotentiary, June 27, 1961–July 10, 1964 - Winthrop Gilman Brown (1907–1987)
Ambassador Extraordinary and Plenipotentiary, August 14, 1964–June 10, 1967 - William James Porter (1914–1988)
Ambassador Extraordinary and Plenipotentiary, August 23, 1967–August 18, 1971 - Philip Charles Habib (1920–1992)
Ambassador Extraordinary and Plenipotentiary, October 10, 1971–August 19, 1974 - Richard Lee Sneider (1922–1986)
Ambassador Extraordinary and Plenipotentiary, September 18, 1974–June 21, 1978 - William Henry Gleysteen Jr. (1926–2002)
Ambassador Extraordinary and Plenipotentiary, July 24, 1978–June 10, 1981 - Richard Louis Walker (1922–2003)
Ambassador Extraordinary and Plenipotentiary, August 12, 1981–October 25, 1986 - James Roderick Lilley (1935–2009)
Ambassador Extraordinary and Plenipotentiary, November 26, 1986–January 3, 1989 - Donald Phinney Gregg (1927–)
Ambassador Extraordinary and Plenipotentiary, September 27, 1989–February 27, 1993 - James T. Laney (1927–)
Ambassador Extraordinary and Plenipotentiary, November 2, 1993–February 5, 1996 - Richard A. Christenson (1945–)
Chargé d’Affaires ad interim, February 1996–December 1997 - Stephen Warren Bosworth (1939–2016)
Ambassador Extraordinary and Plenipotentiary, December 15, 1997–February 10, 2001 - Thomas C. Hubbard (1943–)
Ambassador Extraordinary and Plenipotentiary, September 12, 2001–April 17, 2004 - Christopher Robert Hill (1952–)
Ambassador Extraordinary and Plenipotentiary, September 1, 2004–April 12, 2005 - Alexander Russel Vershbow (1952–)
Ambassador Extraordinary and Plenipotentiary, October 17, 2005–September 18, 2008 - Doris Kathleen Stephens (1953–)
Ambassador Extraordinary and Plenipotentiary, October 6, 2008–October 23, 2011 - Sung Y. Kim (1960–)
Ambassador Extraordinary and Plenipotentiary, November 25, 2011–October 24, 2014 - Mark William Lippert (1973–)
Ambassador Extraordinary and Plenipotentiary, November 21, 2014–January 20, 2017
- Harry B. Harris Jr. (1956–)
Ambassador Extraordinary and Plenipotentiary, July 25, 2018-January 20, 2021
Other Nominees
- Lucius Harwood Foote (1826–1913)
- Minister Resident/Consul General: Commissioned during a recess of the Senate; recommissioned on January 28, 1885, after confirmation. Declined appointment when the grade of the Mission was lowered.
- William O’Connell Bradley (1847–1914)
- Minister Resident/Consul General: Declined appointment.
Source:
State Department Office of the Historian (https://history.state.gov/departmenthistory/people/chiefsofmission/korea)