1 The 1840 convention could not agree on a vice presidential candidate, and none was nominated. Ultimately, most, but not all, Democratic electors voted for Vice President Johnson.
2 Douglas and Fitzpatrick chosen as the candidate of the Convention after most of the Southern delegations walked out and formed their own convention.
3 Fitzpatrick declined the nomination. Herschel V. Johnson of Georgia was then made the vice presidential nominee.
4 Breckinridge and Lane nominated by the breakaway Southern delegates who had walked out of the main Democratic convention and convened their own convention, also in Baltimore.
5 Eagleton was forced to withdraw and was replaced by R. Sargent Shriver, Jr. of Maryland.