| Old and gold | The Good Beer Company | Wild Ale | 4.5% |
| Old And In The Way | High Water Brewing | English Barleywine | 11.0% |
| Old and In The Way - Healthy Spirits Buffalo Trace Single Barrel Edition | High Water Brewing | English Barleywine | 10.5% |
| Old And In The Way 2013 | High Water Brewing | American Barleywine | 11.0% |
| Old Antonia | Birra Del Borgo | Imperial IPA | 11.0% |
| Old Australia Stout | South Australian Brewing | American Stout | |
| Old Backus Barleywine Ale | Free State Brewing | American Barleywine | 10.0% |
| Old Barrel Dweller | Driftwood Brewery | | 11.8% |
| Old Bastard | Great Waters Brewing Company | Old Ale | |
| Old Bat Rastard | Freetail Brewing Co. | Winter Warmer | 9.1% |
| Old Bawdy | The Pike Brewing Co. | English Barleywine | 10.0% |
| Old Bawdy 2006 | Pike Pub and Brewery | | 10.0% |
| Old Bayard | Tahoe Mountain Brewing Co. | | 7.0% |
| Old Believer Aged in Bourbon Barrels | Torn Label Brewing Co. | American Imperial Stout | 12.1% |
| Old Bendmaster | American Solera | American Barleywine | 13.0% |