| Immortal Beloved Hefeweizen | Cerveceria Mexicana S.A. De C.V. | Hefeweizen | 5.5% |
| The Immortal IPA | Elysian Brewing Co. | American IPA | 6.2% |
| Immutable Dusk | Three Floyds Brewing | | 7.0% |
| Imp. Black Raz Bu | De Garde Brewing | | |
| Impale Ale | Silverado Brewing | American Pale Ale | |
| Impasse Saison Ale | Crux Fermentation Project | Saison | 6.6% |
| Impavid | Håkan | Oatmeal Stout | 9.9% |
| Impending Descent | Ale Asylum | Russian Imperial Stout | 10.5% |
| Impending Dissent: Belgian Imperial Stout | Ale Asylum | | 10.5% |
| Impending Dissent: Russian Imperial Stout | Ale Asylum | Russian Imperial Stout | 10.5% |
| Imper Ale Nera | Birra Tenute Collesi SRL | Belgian Dark Strong Ale | 8.0% |
| Imperator | Abita Brewing Company | Black IPA | 8.0% |
| Imperial | Cerveceria Costa Rica | American Adjunct Lager | 4.6% |
| Imperial | O/O / Stigbergets Bryggeri | | 8.0% |
| Imperial Alien Stout | Sierra Blanca | American Imperial Stout | 8.2% |