| Moosehead Lager | Moosehead Breweries Ltd. | American Lager | 5.0% |
| Mooser Liesl | Arcobrau Grafliches Brauhaus | Helles | 5.3% |
| Mooterial World | Bolero Snort | | |
| Moothie Party | Bolero Snort | | |
| Moountie | Bolero Snort | American Brown Ale | 7.0% |
| Moovember Milk Stout | Bolero Snort | Sweet / Milk Stout | 5.3% |
| Mop Water - 5 Spiced Ale | Cape May Brewing Company | Herb and Spice Beer | 7.3% |
| Mopped Tears | Prairie Artisan Ales | American Imperial Stout | |
| Morada | Other Half Brewing Co. | Saison | 4.5% |
| Morada | Three Barrel Brewing Company | Wild Ale | |
| Moraine | Fieldwork Brewing Co. | American IPA | 7.1% |
| Moral Imperative | J. Wakefield Brewing | American Imperial Stout | |
| Moral Irresponsibility | Pirate Sheep Brewing | Russian Imperial Stout | 11.0% |
| Moralité | Brasserie Dieu du Ciel | American IPA | 6.9% |
| Morality Has Always Been Subjective | übergeek Brewing Company | Imperial IPA | 9.0% |