Andrew Johnson - Administration
| First Lady | Eliza Johnson, Martha Johnson |
| Vice President | none |
| Secretary of State | William H. Seward (1865–1869) |
| Secretary of the Interior | John P. Usher (1865) |
| Secretary of the Interior | Orville Browning (1866–1869) |
| Secretary of the Interior | James Harlan (1865–1866) |
| Attorney General | James Speed (1865–1866) |
| Attorney General | Henry Stanbery (1866–1868) |
| Attorney General | William M. Evarts (1868–1869) |
| Postmaster General | William Dennison (1865–1866) |
| Postmaster General | Alexander W. Randall (1866–1869) |
| Secretary of the Treasury | Hugh McCulloch (1865–1869) |
| Secretary of the Navy | Gideon Welles (1865–1869) |
| Secretary of War | John M. Schofield (1868–1869) |
| Secretary of War | Edwin M. Stanton (1865–1868) |
| Secretary of War | Ulysses S. Grant (1867–1868) |