| Klophop - Blond | VandeStreek Bier | Belgian Blonde Ale | 5.3% |
| Kloster | Slottskällans Bryggeri | Quadrupel (Quad) | 9.0% |
| Kloster Dunkel | Ettaler Klosterbetriebe Abteilung Brauerei & Destillerie | | |
| Kloster Edel-Hell | Ettaler Klosterbetriebe Abteilung Brauerei & Destillerie | | |
| Klout | Kelmer's Brewhouse | American Stout | |
| KLR 93 | Whitewater Brewing Co | Kölsch | 4.6% |
| Kludde on Wood | FiftyFifty Brewing Co. | Belgian Dark Strong Ale | 10.9% |
| Kludge on Wood | FiftyFifty Brewing Co. | Belgian Dark Strong Ale | 10.9% |
| Klute | Williams Brothers Brewing Company | American IPA | |
| The Kneads of the Bread Outweigh the Needs of the Few | MobCraft Beer | American Imperial Stout | 8.3% |
| Kneel Before Grod | Torrside Brewing | American Imperial Stout | |
| Knight Vision | Anchorage Brewing Co | New England IPA | 8.4% |
| Knight Weisse | Night Shift Brewing | Berliner Weisse | 6.6% |
| Knights of the Barleywine | Swamp Head Brewery | English Barleywine | 9.6% |
| Knights on Mastodons | Pike 51 Brewing Co | | 7.9% |