| Grahm Cracker Porter | Denver Beer Company | | |
| Grail Ale | Middle Ages Brewing | American Amber / Red Ale | 5.5% |
| Grails and Waysigns | Floodland Brewing | Saison | 4.9% |
| Grain Belt | August Schell Brewing | American Lager | 4.6% |
| Grain In, Grain Out | The Bruery | | |
| Grain Is King | Brouwerij Frontaal | English IPA | 8.5% |
| Grain Master #2 - Calvados BA | De Meester | English Barleywine | 13.0% |
| Grains of Truth | Brewery Ommegang | | 5.8% |
| Grainshift | Firestone Walker Brewing Co. | American Stout | 13.5% |
| Grainstorm Black Rye I.P.A. | Boulevard Brewing Company | Black IPA | 7.7% |
| Gram Positive | Speciation Artisan Ales | Wild Ale | 7.5% |
| Gramarye | Heretic Brewing Company | | |
| Gramma | Rhinegeist Brewery | Oatmeal Stout | 6.0% |
| Gramps | Rhinegeist Brewery | American Barleywine | 8.2% |
| Grampus | Pretty Things Beer & Ale Project | | 10.5% |