| Mammoth Extra Stout | Midnight Sun Brewing Co. | American Stout | 6.0% |
| Man Beer | Bull & Bush Pub & Brewery | English IPA | 7.7% |
| Man O' War | Portside Distillery | Imperial IPA | 9.6% |
| Man vs. Internet | Solemn Oath | American Amber / Red Ale | 9.5% |
| Man-O-Awe | Three Floyds Brewing | American Pale Ale | 6.0% |
| Mana Wheat | Maui Brewing Co. | American Pale Wheat Beer | 5.5% |
| Manannan | TRVE Brewing Co. | Wild Ale | 7.3% |
| Manaphin | Green Bench Brewing | Oatmeal Stout | 11.0% |
| Manayunk IPA | Manayunk Brewery and Restaurant | American IPA | 5.5% |
| Manayunk Lager | Manayunk Brewery and Restaurant | Märzen | 6.4% |
| ManBearPig | Voodoo Brewing Co.,LLC | American Imperial Stout | 14.1% |
| Manchester Star Ale | JW Lees and Co. (Brewers) Ltd. | Old Ale | 7.3% |
| Mandarin Nectar | Alpine Beer Company | Herb and Spice Beer | 6.5% |
| Mandarina | Pipeworks Brewing Company | | |
| Mandarina IPA | Saugatuck Brewing Company | Imperial IPA | 8.0% |