| Madrid Lager | Cervezas La Virgen | European / Dortmunder Export Lager | 5.2% |
| Madrone | The Commons Brewery | Saison | 6.0% |
| Madrugada Obscura | Jolly Pumpkin Artisan Ales | American Stout | 8.1% |
| Mads | Omnipollo | Russian Imperial Stout | 12.0% |
| Maduro | Cigar City Brewing | English Brown Ale | 5.5% |
| Maduro | Goose Island Beer Company - Clybourn | American Brown Ale | 6.4% |
| Maduro Oatmeal Brown Ale | Cigar City Brewing | American Brown Ale | 5.5% |
| Maduro Robusto | Paradox Beer Company | Wild Ale | 10.0% |
| Maelstrom American Stout | Cornel's Brewing Co. | American Stout | 6.8% |
| Maes Pils | Brouwerij Alken-Maes | German Pilsner | 5.2% |
| Maestro | Alesong | American Barleywine | 14.0% |
| Maestro | Bearded Iris Brewing | American Imperial Stout | 10.0% |
| The Mage | Anchorage Brewing Co | New England IPA | 6.4% |
| Mage Fight | Urban Family Brewing | Imperial IPA | 8.5% |
| Magella Dark Abbey Ale | Parkway Brewing Co | Dubbel | 11.0% |