| Barn Owl (No. 18) | Bellwoods Brewery | | 5.3% |
| Barn Yeti | 450 North Brewing Company | | 9.0% |
| Barnacle | Swamp Head Brewery | Bock | 7.4% |
| Barnacles | Reuben's Brews | English Barleywine | 11.7% |
| Barney Dubbel | Great Lakes Brewery | Dubbel | 8.0% |
| Barney Flats Oatmeal Stout | Anderson Valley Brewing | American Stout | 5.7% |
| Barnraiser | Oast House Brewers | | 5.0% |
| Bärnsten | Jämtlands Bryggeri AB | European Pale Lager | 5.0% |
| Barnstormer Brown Ale | Flyers Restraunt and Brewery | American Brown Ale | 5.0% |
| Barnstormer Pale Ale | Flying Bison Brewing | American Pale Ale | 4.8% |
| Barnstormer Pale Ale | Raccoon River Brewing | American Pale Ale | |
| Barock-Dunkel | Klosterbrauerei Weltenburg | | 4.7% |
| Barón | Ölvisholt Brugghús | American Brown Ale | 4.5% |
| Baron Belge | Brouwerij De Ranke | Saison | 6.7% |
| Baron Helles Bock | Baron Brewing Company | Maibock | 6.4% |