| Kellerbier | Triumph Brewing of New Hope | | |
| Kellerpils | Brauerei & Gasthof zur Krone | | |
| Kellerpils | Gasthaus-Brauerei Max & Moritz | | |
| Kells Irish Style Lager | Rogue Ales | American Lager | 5.0% |
| Kelp Stout | Tofino Brewing Co. | American Stout | |
| Kelpie Seaweed Ale | Williams Brothers Brewing Company | | 4.4% |
| Kelso Industrial Pale Ale | Greenpoint Beerworks / Kelso of Brooklyn | Imperial IPA | 11.5% |
| Ken Schmidt / Iron Fist / Stone Mint Chocolate Imperial Stout | Stone Brewing Co. | | |
| Ken Schmidt / Maui / Stone Kona Coffee Macadamia Coconut Porter | Stone Brewing Co. | American Porter | 8.5% |
| Ken Schmidt Chocolate Mint Stout | Iron Fist Brewing Company | | |
| Ken Schramm Signature Series - The Heart of Darkness | B. Nektar Meadery | | 14.0% |
| Kenmore Kölsch | Boston Beer Works | | |
| Kennebunkport IPA | Pugsley Brewing LLC | American IPA | |
| Kenosha Gold | Brewmasters Restaurant and Brewery South | | |
| Kent Lake Kolsch | Iron Springs Pub & Brewery | | 4.0% |