| Imperial Raspberry Ale Aged in Cabernet Sauvignon Barrels | Shoreline Brewery | Fruit and Field Beer | 10.5% |
| Imperial Raspberry Bu | De Garde Brewing | Berliner Weisse | 5.5% |
| Imperial Raspberry Stout | Thornbridge/S:t Eriks Bryggeri | American Imperial Stout | 10.0% |
| Imperial Raz Bu | De Garde Brewing | Berliner Weisse | 5.5% |
| Imperial Razz Wheat | Jackie O's Pub & Brewery | Fruit and Field Beer | 11.5% |
| Imperial Rebellion | Iron Fist Brewing Company | Saison | 9.3% |
| Imperial Red | Madhouse Brewing Company | | |
| Imperial Red | Rogue Ales | American Amber / Red Ale | 9.0% |
| Imperial Red | Wiens Brewing Co. | | 11.5% |
| Imperial Red Ale | Epic Brewing Company | | |
| Imperial RED Ale | Lagunitas Brewing Company | | 7.8% |
| Imperial Red Ale | Marble Brewery | American Amber / Red Ale | 9.0% |
| Imperial Red Ale | Ridgeway Brewing | English Strong Ale | 10.0% |
| Imperial Reserve | Parish Brewing | American Imperial Stout | 11.0% |
| Imperial Restraint | Institution Ale Company | American Brown Ale | 10.1% |