| Bourbon Barrel Aged Maple Syrup | Hill Farmstead | | |
| Bourbon Barrel Aged Maple Vanilla Shake | Mikkeller | American Imperial Stout | 13.0% |
| Bourbon Barrel Aged Mariana Trench | Due South | American Imperial Stout | 9.8% |
| Bourbon Barrel Aged Marionberry Oatmeal Stout | pFriem | Oatmeal Stout | 9.4% |
| Bourbon Barrel Aged Marshmallow Brownie | Imprint Beer Co | American Imperial Stout | 13.5% |
| Bourbon Barrel Aged Mayan Mocha Stout | Odd Side Ales | American Stout | |
| Bourbon Barrel Aged Mayan Mocha Stout | Odd Side Ales | American Stout | |
| Bourbon Barrel Aged Midnight Snack | Abomination Brewing | | |
| Bourbon Barrel Aged Milkshake Stout | Rochester Mills Beer Co. | Sweet / Milk Stout | 6.5% |
| Bourbon Barrel Aged Mogli | Caldera Brewing | Imperial Porter | 8.5% |
| Bourbon Barrel Aged Moloko | Three Floyds Brewing | Sweet / Milk Stout | 10.0% |
| Bourbon Barrel Aged Monkey Fist | Shipyard Brewing Co. | Imperial IPA | 7.6% |
| Bourbon Barrel Aged Monster Mash | New Old Lompoc Brewery | American Porter | 8.1% |
| Bourbon Barrel Aged Moros | River Styx Brewing | American Imperial Stout | 12.0% |
| Bourbon Barrel Aged Mostra Before Dying | North Park Beer Co. | American Imperial Stout | 13.5% |