| Post: | Ambassador |
| Body: | the United States to Madagascar and Comoros |
| Insignia: | US Department of State official seal.svg |
| Insigniasize: | 120px |
| Insigniacaption: | Seal of the United States Department of State |
| Incumbent: | Claire A. Pierangelo |
| Incumbentsince: | June 29, 2022 |
| Nominator: | The President of the United States |
| Appointer: | The President |
| Appointer Qualified: | with Senate advice and consent |
| Inaugural: | Frederic P. Bartlett as Ambassador Extraordinary and Plenipotentiary |
| Formation: | August 27, 1960 |
| Website: | U.S. Embassy - Antananarivo |
This is a list of United States ambassadors to Madagascar. The United States has maintained diplomatic relations since June 1960. The embassy in Tananarive (now Antananarivo) was established on June 26, 1960. Currently, the ambassador also serves US diplomatic interests or relations to Comoros.
Note: Embassy Tananarive (now Antananarivo) was established June 26, 1960.
| Notes | |||||
| Frederic P. Bartlett[1] - Career FSO | Ambassador Extraordinary and Plenipotentiary | August 27, 1960 | October 5, 1960 | June 6, 1962 | |
| C. Vaughan Ferguson, Jr.[2] - Career FSO | December 17, 1962 | January 15, 1963 | May 21, 1966 | ||
| David S. King[3] - Political appointee | January 26, 1967 | April 21, 1967 | August 16, 1969 | ||
| Anthony D. Marshall[4] - Political Appointee | December 15, 1969 | January 6, 1970 | June 6, 1971 | Departure requested by Government of the Malagasy Republic, June 1, 1971 | |
| Joseph Mendenhall[5] - Career FSO | September 11, 1972 | November 15, 1972 | May 11, 1975 | Between 1975 and 1980, the following officers served as Chargé d'Affaires ad interim: Gilbert H. Sheinbaum (November 1975-March 1977) and Robert S. Barrett (March 1977-June 1980). | |
| Fernando E. Rondon[6] - Career FSO | September 26, 1980 | November 10, 1980 | May 25, 1983 | ||
| Robert Brendon Keating - Political appointee | July 6, 1983 | August 11, 1983 | May 1, 1986 | ||
| Patricia Gates Lynch - Political appointee | June 16, 1986 | August 6, 1986 | August 31, 1989 | ||
| Howard K. Walker - Career FSO | August 7, 1989 | September 27, 1989 | July 12, 1992 | ||
| Dennis P. Barrett - Career FSO | June 15, 1992 | December 3, 1992 | November 12, 1995 | ||
| Vicki Huddleston - Career FSO | October 3, 1995 | December 12, 1995 | July 24, 1997[7] | Howard T. Perlow served as Chargé d'Affaires ad interim, July 1997-August 1998. | |
| Shirley Elizabeth Barnes - Career FSO | June 29, 1998 | August 30, 1998 | July 28, 2001 | ||
| Wanda L. Nesbitt - Career FSO | November 5, 2001 | January 28, 2002 | June 23, 2004 | ||
| James D. McGee - Career FSO | June 30, 2004 | October 29, 2004 | June 1, 2007 | ||
| R. Niels Marquardt[8] - Career FSO | May 30, 2007 | August 22, 2007 | June 7, 2010 | ||
| Eric M. Wong - Career FSO | Chargé d'Affaires ad interim | September 2011[9] | Unknown | August 2014 | |
| Robert T. Yamate - Career FSO | Ambassador Extraordinary and Plenipotentiary | November 19, 2014 | December 19, 2014 | April 1, 2018 | |
| Michael Pelletier - Career FSO | January 2, 2019 | March 5, 2019 | June 18, 2021[10] | ||
| Claire A. Pierangelo - Career FSO | March 2, 2022 | June 29, 2022 | Present |