| 1868 presidential election | |
  Nominees Seymour and Blair | |
| Convention | |
|---|---|
| Date(s) | July 4–9, 1868 |
| City | New York, New York |
| Venue | Tammany Hall headquarters building |
| Candidates | |
| Presidential nominee | Horatio Seymour of New York |
| Vice-presidential nominee | Francis P. Blair Jr. of Missouri |
| Results (president) | Seymour (NY): 317 (100%) |
| Results (vice president) | Blair (MO): 317 (100%) |
| Ballots | 22 |
The 1868 Democratic National Convention was held at the Tammany Hall headquarters building in New York City between July 4, and July 9, 1868. The first Democratic convention after the conclusion of the American Civil War, the convention was notable for the return of Democratic Party politicians from the Southern United States.