| Marion Mead | Superstition Meadery | | 13.5% |
| Marionberry Hibiscus Gose | Widmer Brothers Brewing | Gose | 5.5% |
| Maris otter vintage ale 2011 | Stroud brewery | English Strong Ale | 7.5% |
| Marius (Blueberry) | Forest & Main | Saison | 6.0% |
| Marius (Cherry) | Forest & Main | | |
| Marius (Grape) | Forest & Main | Saison | 6.0% |
| Marius (Peach) | Forest & Main | Wild Ale | |
| Marius (Plum) | Forest & Main | Saison | 6.0% |
| Marius (Raspberry) | Forest & Main | Saison | 6.0% |
| Mark of the Yeast 78666 | Root Cellar Cafe / Darkside Fermentation | Gruit / Ancient Herbed Ale | 11.0% |
| Market Alley | Stoudt's Brewery | American Amber / Red Ale | |
| Market Street Wheat | T-Bonz Gill, Grill and Brewery | American Lager | |
| Marley's Ghost | Scarlet Lane Brewing Company | American Stout | 8.0% |
| Marmelade IPA | Electric Nurse | American IPA | 7.3% |
| Marooned On Hog Island | 21st Amendment Brewery Cafe | English Stout | 7.9% |