| Bernard Pratte | |
| Order: | 8th Mayor of St. Louis, Missouri |
| Term Start: | 1844 |
| Term End: | 1846 |
| Predecessor: | John Wimer |
| Successor: | Peter G. Camden |
| Birth Date: | December 17, 1803 |
| Birth Place: | St. Louis, Missouri |
| Death Place: | Jonesburg, Missouri |
| Party: | Whig |
Bernard Pratte (December 17, 1803August 10, 1886) was the eighth mayor of St. Louis, Missouri, serving between 1844 and 1846.