| Muffin Train | The Bruery | | |
| Muhammad Owlie | Brouwerij het Uiltje | Imperial IPA | 8.0% |
| Mühle & Bahnhof | Brouwerij De Molen | Gose | 9.2% |
| Mühlen Kölsch | Brauerei zur Malzmühle | Kölsch | 4.8% |
| Muis | Phantom Carriage | | 6.7% |
| Muis with Equinox | Phantom Carriage | Wild Ale | 6.7% |
| Mulberry Lambic | Upland Brewing | Wild Ale | 6.4% |
| Mule beer | Short's Brewing Company | | 4.5% |
| Muletide | Triton Brewing | Cream Ale | |
| mulligan | De Garde Brewing | | |
| Mullin Brown | Upper Mississippi Brewing | American Brown Ale | 4.8% |
| Mullineaux | 2nd Shift Brewery | Saison | 6.0% |
| Multi-Gigantic | Rusty Rail Brewing Company | American IPA | 9.5% |
| Multichorus | Hudson Valley Brewery | | |
| Multifarious | Jester King Craft Brewery | Oatmeal Stout | 6.6% |