| Mexican Style Lager | pFriem | Vienna Lager | 4.4% |
| Mexorcist | Three Floyds Brewing | | 7.1% |
| Meyer ESB | ThirstyBear Brewing | | |
| Mezca-Limon | Firestone Walker Brewing Co. | American Strong Ale | 13.5% |
| Mezcal Barrel Aged Pentuple | Hoppin' Frog Brewery | Tripel | 15.4% |
| Mezcal Shake | Brothers Craft Brewing | Sweet / Milk Stout | 12.5% |
| Mezcla | Alesong/Xicha | Saison | 7.9% |
| Mezclar | Fremont Brewing Company | American Imperial Stout | 10.1% |
| MF Choom | Sante Adairius Rustic Ales | Berliner Weisse | 4.8% |
| MF/BF Azacca | The Good Beer Company | Wild Ale | 7.0% |
| MG2020 | Sig Brewing | Fruit and Field Beer | 6.4% |
| Mi-Figue Mi-Raisin | La Memphré | Belgian Dark Ale | |
| Mi. Stout | Tapistry Brewing | American Imperial Stout | 8.1% |
| Mia | Bokke | | |
| Miami Berlinerwise | Equilibrium Brewery | Berliner Weisse | |