| Name |
Title |
Appointed |
Presented credentials |
Terminated mission |
Notes |
| Leland Barrows – Career FSO |
Ambassador Extraordinary and Plenipotentiary |
April 20, 1960 |
June 9, 1960 |
September 6, 1966 |
Accredited also to Togo and resident at Yaounde. |
| Robert L. Payton – Political appointee |
January 26, 1967 |
March 4, 1967 |
May 27, 1969 |
|
| Lewis Hoffacker – Career FSO |
December 2, 1969 |
December 20, 1969 |
June 6, 1972 |
Also accredited to Equatorial Guinea and resident at Yaounde. |
| C. Robert Moore – Career FSO |
June 27, 1972 |
July 22, 1972 |
July 28, 1975 |
Also accredited to Equatorial Guinea and resident at Yaounde. |
| Herbert J. Spiro – Political appointee |
July 24, 1975 |
September 1, 1975 |
May 7, 1977 |
Accredited also to Equatorial Guinea until Mar 14, 1976; resident at Yaounde. |
| Mabel M. Smythe – Political appointee |
May 11, 1977 |
October 1, 1977 |
February 24, 1980 |
Also accredited to Equatorial Guinea |
| Hume A. Horan – Career FSO |
June 30, 1980 |
July 29, 1980 |
May 17, 1983 |
Also accredited to Equatorial Guinea until September 29, 1981 |
| Myles Robert Rene Frechette – Career FSO |
May 26, 1983 |
September 8, 1983 |
July 30, 1987 |
| Mark L. Edelman – Political appointee |
July 31, 1987 |
September 9, 1987 |
March 19, 1989 |
|
| Frances D. Cook – Career FSO |
November 21, 1989 |
December 21, 1989 |
January 1, 1993 |
|
| Harriet Winsar Isom – Career FSO |
August 17, 1992 |
January 19, 1993 |
January 17, 1996 |
|
| Charles H. Twining – Career FSO |
December 19, 1995 |
February 28, 1996 |
August 17, 1998 |
Also Accredited to Equatorial Guinea and resident at Yaounde. |
| John Melvin Yates – Career FSO |
October 22, 1998 |
January 5, 1999 |
November 4, 2001 |
Also Accredited to Equatorial Guinea and resident at Yaounde. |
| George McDade Staples – Career FSO |
September 5, 2001 |
December 21, 2001 |
July 10, 2004 |
Also accredited to Equatorial Guinea; resident at Yaounde. |
| R. Niels Marquardt – Career FSO |
July 2, 2004 |
October 29, 2004 |
April 9, 2007 |
Also accredited to Equatorial Guinea; resident at Yaounde. |
| Janet E. Garvey – Career FSO |
May 30, 2007 |
November 9, 2007 |
August 1, 2010 |
Also accredited to Equatorial Guinea; resident at Yaounde. |
| Robert P. Jackson – Career FSO |
September 17, 2010 |
October 12, 2010 |
October 5, 2013 |
|
| Michael Hoza – Career FSO |
July 31, 2014 |
August 22, 2014 |
September 11, 2017 |
|
| Peter Barlerin – Career FSO |
November 2, 2017 |
December 20, 2017 |
July 16, 2020 |
|
| Christopher J. Lamora – Career FSO |
December 18, 2021 |
March 21, 2022 |
Incumbent |
|