| Merciless Phantom | Heart of Darkness | | 13.0% |
| Mercurial Silk | Levante brewing | Sweet / Milk Stout | 12.0% |
| Mercury | Brouwerij De Moersleutel | New England IPA | 6.0% |
| Mercury (The Winged Messenger) | Bell's Brewery, Inc. | Belgian Pale Ale | 4.8% |
| Mercury - Belgian Style Small Beer | Midnight Sun Brewing Co. | Belgian Dark Ale | 6.5% |
| Mercy | Ale Asylum | | 10.0% |
| Mercy Killer (2017) | BIG UGLY BREWING | Russian Imperial Stout | 10.0% |
| Mercy Mercy | Sante Adairius Rustic Ales | Saison | 5.3% |
| Mercy Seat | Holy Mountain | | 13.5% |
| Merde de Singe | Saint Somewhere Brewing Company | Saison | 6.5% |
| Mere de Boebel | Breuster Brouwers | Quadrupel (Quad) | 9.0% |
| Mère Vertus | Brasserie Artisanale Millevertus | Tripel | 9.0% |
| Meretrix | Avery Brewing Company | Wild Ale | 9.6% |
| Mergence I | The Veil Brewing Company | | |
| Mergence II | The Veil Brewing Company | | |