See main article: 1864 United States presidential election.
| Election Name: | 1864 United States presidential election in Louisiana |
| Country: | Louisiana |
| Flag Year: | 1861b |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1860 United States presidential election in Louisiana |
| Previous Year: | 1860 |
| Next Election: | 1868 United States presidential election in Louisiana |
| Next Year: | 1868 |
| Election Date: | November 8, 1864 |
| Image1: | Abraham Lincoln November 1863.jpg |
| Nominee1: | Abraham Lincoln |
| Party1: | National Union Party (United States) |
| Home State1: | Illinois |
| Running Mate1: | Andrew Johnson |
| Electoral Vote1: | 0 (+7 invalidated) |
| President | |
| Before Election: | Abraham Lincoln |
| Before Party: | Republican Party (United States) |
| After Election: | Abraham Lincoln |
| After Party: | National Union Party (United States) |
The 1864 United States presidential election in Louisiana took place on November 8, 1864, as part of the 1864 United States presidential election.
Louisiana voted for incumbent Republican President Abraham Lincoln. The state (along with Tennessee) chose electors for the election after being captured early in the American Civil War. However, due to war issues, its votes were rejected.