United States Ambassador to Colombia New Granada New Granada

| Representative | Title | Presentation_of_Credentials | Termination_of_Mission | Appointed_by |
|---|---|---|---|---|
| Robert B. McAfee | Chargé d`Affaires | July 1, 1833 | June 20, 1837 | Andrew Jackson |
| James Semple | Chargé d`Affaires | April 21, 1838 | March 4, 1842 | Martin Van Buren |
| William M. Blackford | Chargé d`Affaires | September 17, 1842 | December 24, 1844 | John Tyler |
| Benjamin A. Bidlack | Chargé d`Affaires | December 5, 1845 | February 6, 1849 | James K. Polk |
| Thomas M. Foote | Chargé d`Affaires | January 5, 1850 | October 15, 1850 | Zachary Taylor |
| Yelverton P. King | Chargé d`Affaires | August 25, 1851 | April 5, 1853 | Millard Fillmore |
| James S. Green | Chargé d`Affaires | December 19, 1853 | August 13, 1854 | Franklin Pierce |