| Name/Location | County | Open | Close | Comment |
| J & MA | . | . | . | See Jones & Mather |
| J C & R H Palmer | . | . | . | See Palmer |
| J Nimmo | . | . | . | See Castle Eden |
| J P S | . | . | . | See Simpkiss |
| J W Lees | . | . | . | See Lees |
| Jacobs | . | . | . | See Nailsea |
| James Shipstone | . | . | . | See Shipstone |
| JARROW, Primrose Hill, Jarrow | Tyne & Wear | 2002 | . | Located at The Robin Hood Inn |
| JENNINGS, Cockermouth | Cumbria | 1828 | . | Castle Brewery. IFBB Member |
| JERSEY, St Helier, Jersey | C I | ? | . | Formerly Ann Street. No real ale. See also Guernsey & Tipsy Toad |
| John Bull Brewery | . | . | . | See Paine |
| JOHN EASTWOOD, Linthwaite | W Yorkshire | 2002 | . | . |
| JOHN JEFFREY, Edinburgh | Lothian | 1837 | 1992 | Heriot Brewery. Acquired by Bass 1960 |
| JOHN JOULES & Son, Stone | Staffordshire | Unconfirmed | . | Contract brewed by Coach House until plant installed at The Swan PH. Source: Quaffale - Future Breweries |
| John Landregan Off-licence | . | . | . | See Reigate |
| JOHN O'GAUNT, John o'Gaunt, Melton Mowbray | Leicestershire | 1997 | 2004 | Moved from the Stag & Hounds, Burrough on the Hill 1998 & from Somerby 2002 |
| JOHN ROBERTS, Bishops Castle | Shropshire | 2003 | . | Located at The Three Tuns PH for which a House Beer is brewed |
| John Smith | . | . | . | See Scottish Courage, Tadcaster |
| JOHN THOMPSON, Ingleby, Melbourne | Derbyshire | 1977 | . | Also brewed for High Peak |
| Joiners Arms | . | . | . | See Swansea |
| JOLLY FENMAN, Sidcup | Kent | 1984 | 1988 | Part of Clifton Inns (Watneys) |
| JOLLY ROGER, Hereford | Herefordshire | 1990 | 1994 | Aka Original Hereford Brewing Co |
| JOLLY ROGER, Nuneaton | Warwickshire | 1995 | 1996 | . |
| JOLLY ROGER, Upton-on-Severn | Worcestershire | 1983 | 1987 | Located at The Old Anchor PH. Ownership change 1985 |
| JOLLY ROGER, Worcester | Worcestershire | 1992 | 1996 | Aka Faithful City |
| JOLLY ROGER, Worcester | Worcestershire | 1985 | 1992 | Aka Brewery Tap |
| Jolly Sailors | . | . | . | See Brancaster |
| JOLLYBOAT, Bideford | Devon | 1995 | . | Aka Parrys |
| JONES & MATHER, Brierley Hill | W Midlands | 1996 | 1997 | Aka 'J & MA' |
| Joseph Holt | . | . | . | See Holt |
| Joshua Tetley | . | . | . | See Tetley |
| JOULES, Stone | Staffordshire | 1780 | 1972 | Acquired by Bass 1968 |
| JUDGES, Birmingham | W Midlands | 1992 | . | Moved 1995. Ceased briefly & ownership change1999. Moved from Rugby 2000 |
| JUNIORS, Ipswich | Suffolk | 1996? | 1996? | . |
| JUWARDS, Wellington | Somerset | 1994 | 2003 | See also Bishops & Blackdown. Moved to Moor site? |