Principal Officers and Chiefs of Mission, by year: 1810
Note: Career Foreign Service appointees are asterisked.
- Adams, John Quincy (1767-1848)
- Minister Resident, Netherlands (1794-1797)
- Minister Plenipotentiary, Portugal (1796)
- Minister Plenipotentiary, Germany (1797-1801)
- Minister Plenipotentiary, Russia (1809-1814)
- Envoy Extraordinary and Minister Plenipotentiary, United Kingdom (1815-1817)
- Secretary of State (1817-1825)
- Armstrong, John (1755-1843)
- Minister Plenipotentiary, France (1804-1810)
- Graham, John (1774-1820)
- Chief Clerk (1807-1817)
- Secretary of State ad interim (1817)
- Minister Plenipotentiary, Portugal (1819-1820)
- Pinkney, William (1764-1822)
- Minister Plenipotentiary, United Kingdom (1808-1811)
- Envoy Extraordinary and Minister Plenipotentiary, Russia (1816-1818)
- Russell, Jonathan (1771-1832)
- Chargé d'Affaires, France (1810-1811)
- Minister Plenipotentiary, Sweden (1814-1818)
- Chargé d'Affaires, United Kingdom (1811)
- Smith, Robert (1757-1842)
- Secretary of State (1809-1811)
- Sumter, Thomas (1768-1840)
- Minister Plenipotentiary, Portugal (1809-1819)