Opinion polling for the United States Senate elections, 2008 Louisiana Louisiana

| Poll_Source | Dates_administered | Democrat_Mary_Landrieu | Republican_John_Kennedy | Lead_Margin |
|---|---|---|---|---|
| Rasmussen Reports | October 21, 2008 | 53% | 43% | 10 |
| Rasmussen Reports | September 25, 2008 | 54% | 41% | 13 |
| Rasmussen Reports | August 17, 2008 | 56% | 39% | 17 |
| Rasmussen Reports | July 9, 2008 | 51% | 45% | 6 |
| Southern Media/ Opinion Research | June 26-June 28, 2008 | 45.8% | 40.3% | 5.5 |
| Rasmussen Reports | May 28, 2008 | 47% | 44% | 3 |
| Mellman Group * | May 17-May 20, 2008 | 49% | 33% | 16 |
| Southern Media/ Opinion Research | March 26-April 9, 2008 | 50% | 38% | 12 |
| Survey USA | December 6-December 10, 2007 | 46% | 42% | 4 |
| Zogby International [ dead link ] | November 29, 2007 | 38% | 45% | 7 |