| Kölsch Style-Ale | pFriem | Kölsch | 4.8% |
| Kölschman | Cushwa Brewing Company | Kölsch | 5.0% |
| Kombucha | Brekeriet | | |
| Komes Barleywine | Browar Fortuna | | |
| Komes Porter Malinowy | Browar Fortuna | Baltic Porter | 8.5% |
| Komes russian imperial stout | Browar Fortuna | Russian Imperial Stout | 12.0% |
| Komodo Dragon Fly Black IPA | Upland Brewing | Black IPA | 6.5% |
| Komorebi | Freetail Brewing Co. | Tripel | 11.2% |
| Kompaan 39 Bloedbroeder with Port | Brouwerij Kompaan | Russian Imperial Stout | 9.1% |
| Kompressor 2k21 | Hoppy People | | 10.8% |
| Kon Minder Tripel | Baxbier | Tripel | 8.6% |
| Kona | Brasserie Alpha Brewery | New England IPA | 6.5% |
| Kona Coffee Macadamia Coconut Porter (aged in Bourbon Barrels) | Ken Schmidt / Maui Brewing / Stone Brewing Co | American Porter | |
| Kona Coffee Stout | Ali`i Brewing | American Stout | |
| Konami Code | Evil Genius Beer Company | Imperial IPA | 9.4% |