List of United States Ambassadors to Brazil List of United States Ambassadors to Brazil List of United States Ambassadors to Brazil

| Representative | Title | Presentation_of_Credentials | Termination_of_Mission | Appointed_by |
|---|---|---|---|---|
| Edwin H. Conger | Envoy Extraordinary and Minister Plenipotentiary | August 9, 1897 | February 6, 1898 | William McKinley |
| Charles Page Bryan | Envoy Extraordinary and Minister Plenipotentiary | April 11, 1898 | December 3, 1902 | William McKinley |
| David E. Thompson | Envoy Extraordinary and Minister Plenipotentiary | April 1, 1903 | March 16, 1905 | Theodore Roosevelt |
| David E. Thompson | Ambassador Extraordinary and Plenipotentiary | March 16, 1905 | November 3, 1905 | Theodore Roosevelt |
| Lloyd C. Griscom | Ambassador Extraordinary and Plenipotentiary | June 6, 1906 | January 2, 1907 | Theodore Roosevelt |
| Irving B. Dudley | Ambassador Extraordinary and Plenipotentiary | April 1, 1907 | September 16, 1911 | Theodore Roosevelt |
| Edwin V. Morgan | Ambassador Extraordinary and Plenipotentiary | June 4, 1912 | August 23, 1933 | William H. Taft |