| The Mayhem of Endless Nonsense | Burial Beer Co. | American Imperial Stout | 12.0% |
| Maylani's Coconut Stout | Airways Brewing Company | American Stout | 5.3% |
| Maylau | Draai Laag | Wild Ale | 6.4% |
| MAYngo | BarStaldi Meadery | | 13.1% |
| MAYPOP | Scratch Brewing | Wild Ale | 4.6% |
| Mazarin | Omnipollo | American Pale Ale | 5.6% |
| Mazel Hops! | Shmaltz Brewing Company | Imperial IPA | 8.9% |
| Mazout Bourbon Barrel Aged | Hoppy Road | Russian Imperial Stout | 12.3% |
| Mazout Islay Barrel Aged | Hoppy Road | Russian Imperial Stout | 12.5% |
| Mazout Rhum BA | Hoppy Road | Russian Imperial Stout | 12.2% |
| MAZOUT Speyside BA | Hoppy Road | Russian Imperial Stout | 12.5% |
| Mazzaroth | TRVE Brewing Co. | Wild Ale | 5.6% |
| MBA 15 Mile Gorilla Juice | Ascension Brewing | | |
| MBCC Anniversary Porter | Mikkeller | | |
| MBCC’18 Berliner Weisse with Jabara juice | Mikkeller | Berliner Weisse | 3.7% |