| Merry Merry! | Fermentery Form | Belgian Dark Strong Ale | 9.0% |
| Merry Mischief | Samuel Adams | Sweet / Milk Stout | 9.0% |
| Merry Mischief Gingerbread Stout | Boston Beer Company | Sweet / Milk Stout | 9.0% |
| Merry Monkey | Victory Brewing | | |
| Merry Monks | Weyerbacher Brewing Company | Tripel | 9.3% |
| Merry Month of May | Bokkereyder | Lambic | |
| Merveilleux | Allagash Brewing Company | Wild Ale | |
| Mervelle | Wheatland Spring Farm Brewery | Wild Ale | 6.5% |
| Mervisia | Birrificio Civale | English Pale Ale | 6.2% |
| Mesa | Cismontane Brewing | Herb and Spice Beer | 6.0% |
| Mesa Cerveza Schnorzenboomer | Main Street Brewery | Bock | |
| Mesa Pale Ale | Callahan's Pub and Brewery | American Pale Ale | |
| Mesabi Red | Lake Superior Brewing | American Amber / Red Ale | 6.5% |
| Mesca Ulad | Weird Beard Brew Company | | 8.4% |
| Mescafé | The Ale Apothecary | Wild Ale | 6.0% |