The incumbents change from time to time; sometimes a post starts or stops being temporarily headed by a lower ranking diplomat. Occasionally, a post is created or abolished.
| Host country (common names) | Ref | U.S. Ambassador | Embassy Website
|
| Afghanistan | Ref | William B. Wood | Kabul
|
| Albania | | John L. Withers, II | Tirana
|
| Algeria | Ref | Robert Stephen Ford | Algiers
|
Andorra[The U.S. Ambassador to Spain—resident in Madrid—is also accredited to Andorra.] | Ref | Eduardo Aguirre | Barcelona
|
| Angola | Ref | Dan Mozena | Luanda
|
Antigua and Barbuda[One ambassador, accredited to Antigua and Barbuda, Barbados, Dominica, Grenada, Saint Kitts and Nevis, Saint Lucia, and Saint Vincent and the Grenadines, is resident at Bridgetown, Barbados.] | | Mary M. Ourisman | Bridgetown
|
| Argentina | Ref | Earl A. Wayne | Buenos Aires
|
| Armenia | Ref | Vacant Rudolf Perina – Chargé d’Affaires | Yerevan
|
| Australia | Ref | Robert McCallum, Jr. | Canberra
|
| Austria | | Susan McCaw | Vienna
|
| Azerbaijan | Ref | Anne E. Derse | Baku
|
| The Bahamas | Ref | Ned L. Siegel | Nassau
|
| Bahrain | Ref | J. Adam Ereli | Manama
|
| Bangladesh | | Patricia A. Butenis | Dhaka
|
Barbados | | Mary M. Ourisman | Bridgetown
|
| Belarus | | Karen B. Stewart | Minsk
|
| Belgium | | Sam Fox | Brussels
|
| Belize | | Robert J. Dieter | Belize
|
| Benin | Ref | Gayleatha B. Brown | Cotonou
|
Bhutan[The United States does not currently maintain diplomatic relations with Bhutan.] | | | —
|
| Bolivia | Ref | Philip S. Goldberg | La Paz
|
| Bosnia and Herzegovina | | Charles L. English | Sarajevo
|
| Botswana | Ref | Katherine H. Canavan | Gaborone
|
| Brazil | Ref | Clifford M. Sobel | Brasilia
|
| Brunei | | Emil Skodon | Bandar Seri Begawan
|
| Bulgaria | | John R. Beyrle | Sofia
|
| Burkina Faso | | Jeanine Jackson | Ouagadougou
|
Burma[In 1989 the military government of Burma changed the name of the nation to Myanmar, but the United States government—and other Western governments—do not accept the name and still refer to the country as Burma in official usage. See Myanmar.][The US has not had an ambassador to Burma since 1990.] | | Vacant Sharon E. Villarosa – Chargé d’Affaires | Rangoon
|
| Burundi | Ref | Patricia N. Moller | Bujumbura
|
| Cambodia | | Joseph A. Mussomeli | Phnom Penh
|
| Cameroon | | Janet E. Garvey | Yaoundé
|
| Canada | Ref | David Wilkins | Ottawa
|
| Cape Verde | Ref | Roger D. Pierce | Praia
|
Central African Republic[The United States has had no ambassador in Bangui since 2002. The embassy is currently operating with a chargé d’affaires and a minimal staff. Source: U.S. Department of State, U.S. Department of State, CIA World Factbook] | | Vacant A. James Panos – Chargé d’Affaires | —
|
| Chad | | Marc M. Wall | Ndjamena
|
| Chile | Ref | Paul E. Simons | Santiago
|
| China | Ref | Clark T. Randt, Jr. | Beijing
|
| Colombia | Ref | William Brownfield | Bogotá
|
Comoros[One ambassador—resident in Antananarivo—is accredited to Madagascar and Comoros.] | | James D. McGee | Antananarivo
|
| Democratic Republic of the Congo | Ref | William J. Garvelink[Embassy Website] | Kinshasa
|
Republic of the Congo[At the present time, the U.S. Embassy in Brazzaville has no website. Source U.S. Department of State.] | Ref | Robert Weisberg |
|
| Costa Rica | | Mark Langdale | San José
|
| Côte d\'Ivoire | | Wanda L. Nesbitt | Abidjan
|
| Croatia | | Robert A. Bradtke | Zagreb
|
Cuba[The United States does not currently maintain diplomatic relations with Cuba. U.S. interests in Cuba are handled by the U.S. Interests section of the Embassy of Switzerland in Havana.] | Ref Ref | Michael E. Parmly Chief of Mission | Havana
|
| Cyprus | | Ronald Lewis Schlicher | Nicosia
|
Turkish Republic of Northern Cyprus[The Turkish Republic of Northern Cyprus is not recognized by the United Nations, the United States, nor any other country aside from Turkey.] | | |
|
| Czech Republic | Ref | Richard W. Graber | Prague
|
| Denmark | Ref | James P. Cain | Copenhagen
|
| Djibouti | Ref | W. Stuart Symington | Djibouti
|
Dominica | | Mary M. Ourisman | Bridgetown
|
| Dominican Republic | | Hans H. Hertell | Santo Domingo
|
| East Timor | | Vacant | Dili
|
| Ecuador | Ref | Linda L. Jewell | Quito
|
| Egypt | | Francis J. Ricciardone, Jr. | Cairo
|
| El Salvador | Ref | Charles L. Glazer | San Salvador
|
| Equatorial Guinea | Ref | Donald C. Johnson | Malabo
|
| Eritrea | | Scott H. DeLisi | Asmara
|
| Estonia | | Stanley Davis Phillips | Tallinn
|
| Ethiopia | Ref | Donald Yamamoto | Addis Ababa
|
Fiji[One ambassador—resident at Suva—is accredited to Fiji, Kiribati, Nauru, Tonga, and Tuvalu. Source U.S. Embassy Suva.] | | Larry M. Dinger | Suva
|
| Finland | | Marilyn Ware | Finland
|
| France | Ref | Craig Roberts Stapleton | Paris
|
Gabon[One ambassador—resident in Libreville—is accredited to Gabon and São Tomé and Príncipe. Source: U.S. State Department] | Ref | R. Barrie Walkley | Libreville
|
| The Gambia | | Joseph D. Stafford III | Banjul
|
| Georgia | | John F. Tefft | Tbilisi
|
| Germany | Ref | William R. Timken, Jr. | Berlin
|
| Ghana | | Pamela Bridgewater | Accra
|
| Greece | | Daniel V. Speckhard | Athens
|
Grenada | | Mary M. Ourisman | Bridgetown
|
| Guatemala | | James M. Derham | Guatemala
|
| Guinea | | Jackson McDonald | Conakry
|
Guinea-Bissau[One ambassador—resident at Dakar—is accredited to Guinea-Bissau and Senegal.] | | Janice L. Jacobs | Dakar
|
| Guyana | Ref | David M. Robinson | Georgetown
|
| Haiti | | Janet A. Sanderson | Port-au-Prince
|
| Holy See | Ref | Mary Ann Glendon | Vatican
|
| Honduras | Ref | Charles A. Ford | Tegucigalpa
|
| Hungary | | April H. Foley | Budapest
|
| Iceland | Ref | Carol van Voorst | Reykjavik
|
| India | | David C. Mulford | New Delhi
|
| Indonesia | | Cameron R. Hume | Jakarta
|
Iran[The United States does not currently maintain diplomatic relations Iran. U.S. interests in Iran are handled by the U.S. Interests section of the Embassy of Switzerland in Tehran.] | Ref | | —
|
| Iraq | Ref | Ryan Crocker | Baghdad
|
| Ireland | Ref | Thomas C. Foley | Dublin
|
| Israel | Ref | Richard H. Jones | Tel Aviv
|
Italy[The U.S. Ambassador to Rome is also accredited to San Marino. The U.S. Embassy in Florence handles matters concerned with San Marino.] | Ref | Ronald P. Spogli | Rome
|
| Jamaica | | Brenda LaGrange Johnson | Kingston
|
| Japan | Ref | John Thomas Schieffer | Tokyo
|
| Jordan | | David Hale | Amman
|
| Kazakhstan | | John M. Ordway | Astana
|
| Kenya | Ref | Michael E. Ranneberger | Nairobi
|
Kiribati | | Larry M. Dinger | Suva
|
North Korea[The United States does not currently maintain diplomatic relations with North Korea. American citizens who travel to North Korea do so at their own risk and in some cases in violation of U.S. and/or UN sanctions.] | | | —
|
| South Korea | | Alexander Vershbow | Seoul
|
| Kuwait | Ref | Richard LeBaron | Kuwait
|
| Kyrgyzstan | | Marie L. Yovanovitch | Bishkek
|
| Laos | | Ravic R. Huso | Vientiane
|
| Latvia | | Catherine Todd Bailey | Riga
|
| Lebanon | Ref | Jeffrey D. Feltman | Beirut
|
| Lesotho | Ref | Robert B. Nolan | Maseru
|
| Liberia | | Donald E. Booth | Monrovia
|
Libya[Ambassador Joseph Palmer II ended his mission in Libya on November 7, 1972. A series of Chargés d’Affaires maintained the embassy until 1980. Chargé William L. Eagleton was recalled on February 8, 1980, and the Tripoli embassy was closed on May 2, 1980. Source: U.S. State Department.][The United States established an Interests Section in Tripoli on February 8, 2004. It became the U.S. Liaison Office on June 28, 2004, with Greg Berry as the Principal Officer. The Liaison Office was upgraded to a full embassy on May 31, 2006, with Charles O. Cecil as chargé d’affaires. As of December 2006, no ambassador has yet been appointed. Source: U.S. State Department, U.S. State Department.] | | Vacant Charles O. Cecil – Chargé d’Affaires a.i. | Tripoli
|
Liechtenstein[One ambassador—resident in Berne—is accredited to Switzerland and Liechtenstein.] | | Peter R. Coneway | Bern
|
| Lithuania | | John A. Cloud | Vilnius
|
| Luxembourg | | Ann Wagner | Luxembourg
|
| Macedonia | | Gillian A. Milovanovic | Skopje
|
Madagascar | | James D. McGee | Antananarivo
|
| Malawi | Ref | Alan Eastham | Lilongwe
|
| Malaysia | | James Keith | Kuala Lumpur
|
Maldives[One ambassador—resident at Colombo—is accredited to Maldives and Sri Lanka.] | | Robert O. Blake, Jr. | Colombo
|
| Mali | | Terence P. McCulley | Bamako
|
| Malta | | Molly Bordonaro | Valletta
|
| Marshall Islands | | Clyde Bishop | Majuro
|
| Mauritania | | Vacant | Nouakchott
|
Mauritius[One ambassador is accredited to Mauritius and Seychelles—resident in Port Louis, Mauritius.] | | Cesar Cabrera | Port Louis
|
| Mexico | Ref | Antonio O. Garza Jr. | Mexico City
|
| Micronesia | | Miriam K. Hughes | Kolonia
|
| Moldova | | Michael D. Kirby | Chisinau
|
Monaco[The United States has no formal diplomatic relations (exchange of ambassadors) with Monaco. The U.S. Consul General in Marseille, France, under the authority of the U.S. Ambassador to France, is formally accredited to Monaco. Source: Department of State: Background notes on Monaco, U.S. consulate in Marseille.] | | | Marseille
|
| Mongolia | | Mark C. Minton | Ulaanbaatar
|
| Montenegro | | Roderick W. Moore | Podgorica
|
| Morocco | Ref | Thomas T. Riley | Rabat
|
| Mozambique | Ref | Vacant Elizabeth Raspolic – Charge d’Affaires a.i. | Maputo
|
Myanmar (see Burma above) | | |
|
| Namibia | Ref | Joyce Anne Barr | Windhoek
|
Nauru | | Larry M. Dinger | Suva
|
| Nepal | | Nancy Jo Powel | Kathmandu
|
| Netherlands | | Roland Arnall | The Hague
|
New Zealand[One ambassador—resident in Wellington— is accredited to New Zealand and Samoa.] | Ref | William P. McCormick | Wellington
|
| Nicaragua | | Paul A. Trivelli | Managua
|
| Niger | | Bernadette M. Allen | Niamey
|
| Nigeria | | John F. Campbell | Abuja
|
| Norway | Ref | Benson K. Whitney | Oslo
|
| Oman | | Gary A. Grappo | Muscat
|
| Pakistan | Ref | Anne W. Patterson | Islamabad
|
Palau[One ambassador—resident in Manila—is accredited to the Philippines and Palau. Source: CIA World Factbook.] | | Kristie A. Kenney | Manila
|
| Panama | Ref | William Alan Eaton | Panama
|
Papua New Guinea[One ambassador—resident in Port Moresby—is accredited to Papua New Guinea, Solomon Islands, and Vanuatu.] | | Leslie V. Rowe | Port Moresby
|
| Paraguay | Ref | James Cason | Asunción
|
| Peru | Ref | P. Michael McKinley | Lima
|
Philippines | Ref | Kristie A. Kenney | Manila
|
| Poland | | Victor Ashe | Warsaw
|
| Portugal | | Alfred Hoffman, Jr. | Lisbon
|
| Qatar | Ref | Chase Untermeyer | Doha
|
| Romania | Ref | Nicholas F. Taubman | Bucharest
|
| Russia | Ref | William Joseph Burns | Moscow
|
| Rwanda | Ref | Michael R. Arietti | Kigali
|
Saint Kitts and Nevis | | Mary M. Ourisman | Bridgetown
|
Saint Lucia | | Mary M. Ourisman | Bridgetown
|
Saint Vincent and the Grenadines | | Mary M. Ourisman | Bridgetown
|
Samoa | | William P. McCormick George W. Colvin, Jr. – Chargé in Apia | Wellington
|
San Marino | | | Florence
|
São Tomé and Príncipe | Ref | Eunice Reddick | Libreville
|
| Saudi Arabia | Ref | Ford M. Fraker | Riyadh
|
Senegal | | Janice L. Jacobs | Dakar
|
| Serbia | | Cameron Munter | Belgrade
|
Seychelles | | Cesar Cabrera | Port Louis
|
| Sierra Leone | | June Carter Perry | Freetown
|
| Singapore | | Patricia L. Herbold | Singapore
|
| Slovakia | Ref | Rodolphe M. Vallee | Bratislava
|
| Slovenia | | Thomas B. Robertson | Ljubljana
|
Solomon Islands | | Leslie V. Rowe | Honiara
|
Somalia[The United States has no diplomatic relations with Somalia. The last ambassador to Somalia was James Keough Bishop when the embassy in Mogadishu was closed on January 5, 1991. Source: U.S State Department.] | Ref | — | —
|
| South Africa | Ref | Eric M. Bost | Pretoria
|
Spain | Ref | Eduardo Aguirre | Madrid
|
Sri Lanka | | Robert O. Blake, Jr. | Colombo
|
Sudan[The U.S. Embassy in Khartoum was closed on February 7, 1996. Timothy Michael Carney was the last ambassador to Sudan. The embassy was reopened on May 23, 2002, with Jeffrey Millington as Chargé d’Affaires ad interim. There has been no U.S. ambassador in Khartoum since then. Source U.S. Department of State.] | | Vacant Cameron R. Hume – Chargé d’Affaires | Khartoum
|
| Suriname | Ref | Lisa Bobbie Schreiber Hughes | Paramaribo
|
| Swaziland | Ref | Maurice S. Parker | Mbabane
|
| Sweden | Ref | Michael M. Wood | Stockholm
|
Switzerland | | Peter R. Coneway | Bern
|
Syria[Ambassador Margaret Scobey was recalled February 2005 in protest of Rafik Hariri assassination. Ref: U.S. Department of State press release, Background notes on Syria, BBC News.] | | Vacant Steve Seche – Chargé d’Affaires | Damascus
|
| Tajikistan | | Tracey Ann Jacobson | Dushanbe
|
| Tanzania | Ref | Mark Green | Dar es Salaam
|
| Thailand | | Ralph L. Boyce | Bangkok
|
| Togo | Ref | David B. Dunn | Lomé
|
Tonga | | Larry M. Dinger | Tonga
|
| Trinidad and Tobago | Ref | Dr. Roy L. Austin | Port of Spain
|
| Tunisia | | Robert F. Godec | Tunis
|
| Turkey | | Ross Wilson | Ankara
|
Turkmenistan[The previous ambassador to Turkmenistan, Tracey Ann Jacobson is now commissioned to Tajikistan. A new ambassador to Turkmenistan has not yet been appointed. Source: United States Embassy in Ashgabat.] | | Vacant Richard E. Hoagland – Chargé d’Affaires a.i. | Ashgabat
|
Tuvalu | | Larry M. Dinger | Suva
|
| Uganda | | Steven A. Browning | Kampala
|
| Ukraine | | William B. Taylor, Jr. | Kiev
|
| United Arab Emirates | Ref | Michele J. Sison | Abu Dhabi
|
United Kingdom[The ambassador to the U.K. is known as the “Ambassador to the Court of St. James’s.”] | Ref | Robert Tuttle | London
|
| Uruguay | Ref | Frank E. Baxter | Montevideo
|
| Uzbekistan | | Richard Norland | Tashkent
|
Vanuatu | | Leslie V. Rowe | Port Vila
|
| Venezuela | Ref | Patrick Duddy | Caracas
|
| Vietnam | Ref | Michael W. Michalak | Hanoi
|
Western Sahara[The United States does not recognize Western Sahara, nor does the US recognize Moroccan claims to sovereignty over Western Sahara. Sources: Western Sahara, Foreign relations of Western Sahara, Foreign relations of Morocco.] | | | —
|
| Yemen | Ref | Stephen A. Seche | Sana’a
|
| Zambia | Ref | Carmen M. Martinez | Lusaka
|
| Zimbabwe | Ref | Christopher W. Dell | Harare
|