| Old Court Ale | 16 Mile Brewing Company | American Pale Ale | 6.1% |
| Old Courthouse Stout | Trailhead Brewing Company | American Stout | |
| Old Crafty Hen | Greene King | Old Ale | 6.5% |
| Old Crustacean Barleywine | Rogue Ales | American Barleywine | 11.5% |
| Old Curmudgeon | Founders Brewing | Old Ale | 9.8% |
| Old Davenport Gold | Front Street Brewery | American Pale Ale | |
| Old Devil | Wychwood Brewery Company Ltd | English Pale Mild Ale | |
| Old Dipsea Barleywine Style Ale | Marin Brewing | American Barleywine | 9.6% |
| Old Dummy | Old Orange Brewing Co. | American Strong Ale | 9.3% |
| Old Eight Porter | Barley John's Brewpub | American Stout | |
| Old Elephant Foot IPA | Tampa Bay Brewing | American IPA | |
| Old Embalmer | Widmer Brothers Brewing | American Barleywine | 10.2% |
| Old Embalmer Pinot Noir Barrel | Widmer Brothers Brewing | American Barleywine | 10.2% |
| Old Engine Oil | Harviestoun Brewery | American Porter | 6.0% |
| Old Engine Oil Engineer's Reserve Blackest Ale | Harviestoun Brewery | English Porter | 9.0% |