See main article: 1888 United States presidential election.
| Election Name: | 1888 United States presidential election in Louisiana |
| Country: | Louisiana |
| Flag Year: | 1861b |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1884 United States presidential election in Louisiana |
| Previous Year: | 1884 |
| Next Election: | 1892 United States presidential election in Louisiana |
| Next Year: | 1892 |
| Election Date: | November 6, 1888 |
| Image1: | StephenGroverCleveland.png |
| Nominee1: | Grover Cleveland |
| Party1: | Democratic Party (United States) |
| Home State1: | New York |
| Running Mate1: | Allen G. Thurman |
| Electoral Vote1: | 8 |
| Popular Vote1: | 85,032 |
| Percentage1: | 73.37% |
| Nominee2: | Benjamin Harrison |
| Party2: | Republican Party (United States) |
| Home State2: | Indiana |
| Running Mate2: | Levi P. Morton |
| Electoral Vote2: | 0 |
| Popular Vote2: | 30,660 |
| Percentage2: | 26.46% |
| Map Size: | 350px |
| President | |
| Before Election: | Grover Cleveland |
| Before Party: | Democratic Party (United States) |
| After Election: | Benjamin Harrison |
| After Party: | Republican Party (United States) |
The 1888 United States presidential election in Louisiana took place on November 6, 1888, as part of the 1888 United States presidential election. Voters chose eight representatives, or electors to the Electoral College, who voted for president and vice president.
Louisiana voted for the Democratic nominee, incumbent President Grover Cleveland, over the Republican nominee, Benjamin Harrison. Cleveland won the state by a large margin of 46.91%.