| Term
| Incumbent
| Notes
|
| 15 December 1821 | The American Colonization Society founds the Cape Mesurado Colony
|
| 15 December 1821 to 25 April 1822 | Eli Ayres , Colonial Agent
|
| 25 April 1822 to 4 June 1822 | Frederick James , acting Colonial Agent
|
| 4 June 1822 to 8 August 1822 | Elijah Johnson , acting Colonial Agent | 1st Term
|
| 8 August 1822 to 2 April 1823 | Jehudi Ashmun, acting Colonial Agent | 1st Term
|
| 2 April 1823 to 14 August 1823 | Elijah Johnson , acting Colonial Agent | 2nd Term
|
| 14 August 1823 to 22 August 1823 | Jehudi Ashmun, acting Colonial Agent
|
| 22 August 1823 to 15 August 1824 | Jehudi Ashmun, Colonial Agent | 2nd Term
|
| Colony of Liberia | expansion of Cape Mesurado colony
|
| 15 August 1824 to 26 March 1828 | Jehudi Ashmun, Colonial Agent
|
| 26 March 1828 to 8 November 1828 | Lott Carey , acting Colonial Agent
|
| 8 November 1828 to 22 December 1828 | Colston Waring , acting Colonial Agent
|
| 22 December 1828 to 19 April 1829 | Richard Randall , Colonial Agent
|
| 19 April 1829 to 14 September 1829 | Joseph Mechlin, Jr. , acting Colonial Agent
|
| 14 September 1829 to 27 February 1830 | Joseph Mechlin, Jr. , Colonial Agent | 1st Term
|
| 27 February 1830 to 12 April 1830 | John Anderson, acting Colonial Agent
|
| 13 April 1830 to 4 December 1830 | Anthony Williams, acting Colonial Agent | 1st Term
|
| 4 December 1830 to 24 September 1833 | Joseph Mechlin, Jr. , Colonial Agent | 2nd Term
|
| 24 September 1833 to 1 January 1834 | George McGill , acting Colonial Agent
|
| 1 January 1834 to 10 May 1835 | John Piney , Colonial Agent
|
| 10 May 1835 to 12 August 1835 | Nathaniel Brander , acting Colonial Agent
|
| 12 August 1835 to 25 September 1836 | Ezekiel Skinner , Colonial Agent
|
| 25 September 1836 to 1 April 1839 | Anthony Williams, Colonial Agent | 2nd Term
|
| Commonwealth of Liberia
|
| 5 April 1839 to 3 September 1841 | Thomas Buchanan , Governor
|
| 3 September 1841 to 20 January 1842 | Joseph Jenkins Roberts, acting Governor
|
| 20 January 1842 to 3 January 1848 | Joseph Jenkins Roberts, Governor
|
| 3 January 1848 | Independence as The Republic of Liberia
|
