| Mayflower Thanksgiving Ale | Mayflower Brewing Company | English Strong Ale | 8.0% |
| Mayhaw | Upland Brewing | | |
| Mayhem | DuClaw | | |
| Mayhem | Kuhnhenn Brewing | Belgian Dark Strong Ale | 10.5% |
| Mayhem Belgian-style Double IPA | Midnight Sun Brewing Co. | Belgian IPA | 8.2% |
| 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% |