| Unlocked | Folkingebrew | New England IPA | 9.5% |
| Unloved | The Veil Brewing Company | | 11.0% |
| Unnamed | Forest & Main | | 6.0% |
| Uno IPA | Stigberget/Omnipollo | Imperial IPA | 8.0% |
| Uno Mas | Hoppers Seafood & Grill | American Lager | |
| Unobtainium | Straight to Ale Brewing | | |
| Unobtainium Barrel-Aged Old Ale | Straight to Ale Brewing | Old Ale | 11.5% |
| Unoccupied Space (Chocolate + Vanilla) | Finback Brewery | | |
| Unofficial Beer Sponsor | Pipeworks Brewing Company | New England IPA | 6.5% |
| Unorthodox | Two Roads Brewing Co. | Russian Imperial Stout | 9.2% |
| Unplugged Abt | New Glarus Brewing Company | | |
| Unplugged Bourbon Barrel Bock | New Glarus Brewing Company | Doppelbock | |
| Unplugged Heaven | Acoustic Ales | American Imperial Stout | 12.5% |
| Unplugged Iced Barleywine | New Glarus Brewing Company | English Barleywine | 13.5% |
| Unplugged Imperial Weizen | New Glarus Brewing Company | | |