United States Ambassador to Colombia Republic of Colombia Republic of Colombia

| Representative | Title | Presentation_of_Credentials | Termination_of_Mission | Appointed_by |
|---|---|---|---|---|
| Reynold E. Carlson | Ambassador Extraordinary and Plenipotentiary | October 6, 1966 | June 2, 1969 | Lyndon B. Johnson |
| Jack Hood Vaughn | Ambassador Extraordinary and Plenipotentiary | June 9, 1969 | June 25, 1970 | Richard Nixon |
| Leonard J. Saccio | Ambassador Extraordinary and Plenipotentiary | February 24, 1971 | July 12, 1973 | Richard Nixon |
| Viron P. Vaky | Ambassador Extraordinary and Plenipotentiary | April 5, 1974 | June 23, 1976 | Richard Nixon |
| Phillip V. Sanchez | Ambassador Extraordinary and Plenipotentiary | September 2, 1976 | April 5, 1977 | Gerald Ford |
| Diego C. Asencio | Ambassador Extraordinary and Plenipotentiary | December 6, 1977 | June 22, 1980 | Jimmy Carter |
| Thomas D. Boyatt | Ambassador Extraordinary and Plenipotentiary | December 3, 1980 | April 14, 1983 | Jimmy Carter |