| Artist | Title | Release Year | Length | Genre | Label | Format | Tracks |
|---|---|---|---|---|---|---|---|
| J.B.'s, The | Hustle With Speed | 1975 | 42:47 | Funk | People Records | LP | 7 |
| J.D. Blackfoot | The Ultimate Prophecy | 1970 | 40:13 | Rock | Radioactive Records | CD | 10 |
| J.E.T. | Fed, Speranza, Carita | 1972 | 47:18 | Rock | Si-Wan Records | CD | 7 |
| Jackal | Awake | 1973 | 40:28 | Rock | Radioactive Records | CD | 8 |
| Jackie O Motherfucker | Earth Sound System | 2011 | 40:16 | Rock | Fire Records | CD | 6 |
| Jade Stone | Mosaics Pieces Of Stone | 2008 | 64:11 | Rock | Subliminal Sounds | CD | 20 |
| Jade Warrior | Jade Warrior | 1971 | 44:51 | Rock | Repertoire Records | CD | 10 |
| Jade Warrior | Released | 1972 | 51:12 | Rock | Repertoire Records | CD | 9 |
| Jaga Jazzist | What We Must | 2005 | 46:00 | Rock | Ninja Tune | CD | 7 |
| Jaga Jazzist | One-Armed Bandit | 2010 | 53:32 | Rock | Ninja Tune | CD | 9 |
| James Gang | Yer' Album | 1969 | 49:55 | Rock | One Way Records | CD | 11 |
| James Gang | Rides Again | 1970 | 35:07 | Rock | MCA Records | CD | 9 |
| James Gang | Thirds | 1971 | 36:06 | Rock | One Way Records | CD | 9 |
| The James Taylor Quartet | Mission Impossible | 1993 | 32:52 | Acid Jazz | Acid Jazz Records | CD | 11 |
| The James Taylor Quartet | 1987 | 2007 | 68:38 | Acid Jazz Records | CD | 23 | |
| Michael James | Runaway World | 1978 | 45:46 | Rock | Radioactive Records | CD | 14 |
| Jan Dukes De Grey | Sorcerers | 1970 | 49:12 | Rock | Akarma Deluxe | CD | 18 |
| Jane | Together | 1972 | 43:47 | Rock | Brain Records | CD | 6 |
| Jane | Here We Are | 1973 | 40:05 | Rock | SPV | CD | 9 |
| Jane | Jane III | 1974 | 42:26 | Rock | Brain Records | CD | 9 |
| Jane | Fire, Water, Earth & Air | 1976 | 33:19 | Rock | Metronom Musik | CD | 3 |
| Jane's Addiction | Ritual De Lo Habitual | 1990 | 51:33 | Rock | Warner Bros. | CD | 9 |
| Janus | Gravedigger | 1971 | 67:06 | Rock | World Wide Records | CD | 10 |
| Jeavestone | 1 + 1 = OK | 2010 | 40:31 | Rock | Presence Records | CD | 9 |
| Jeff St. John's Copperwine | Joint Effort | 1970 | 59:59 | Rock | Radioactive Records | CD | 12 |
| Jefferson Airplane | Return To The Matrix 02/01/68 | 1967 | 103:09 | Rock | Collector's Choice | CD | 19 |
| Jefferson Airplane | Live At The Fillmore Auditorium 10/15/66 Late Show - Signe's Farewell | 2010 | 57:38 | Rock/Pop/R&B | Collector's Choice | CD | 13 |
| Jefferson Airplane | Live At The Fillmore Auditorium 10/16/66 Early & Late Shows - Grace's Debut | 2010 | 70:31 | Rock | Collector's Choice | CD | 13 |
| Jefferson Airplane | Live At The Fillmore Auditorium 11/25/66 & 11/27/66 We Have Ignition | 2010 | 126:24 | Rock | Collector's Choice | CD | 28 |
| Jello Biafra & The Melvins | Never Breathe What You Can't See | 2004 | 40:10 | Rock | Alternative Tentacles Records | CD | 8 |
| Jenghiz Khan | Well Cut | 1971 | 37:24 | Rock | Won-Sin Music Company | CD | 8 |
| Jennifer Gentle | The Midnight Room | 2007 | 36:55 | Rock | Sub Pop | CD | 10 |
| Jennifer Gentle And Kawabata Makoto | The Wrong Cage | 2008 | 52:44 | Rock | A Silent Place | CD | 5 |
| Doug Jerebine | Is Jesse Harper | 2012 | 00:00 | Rock | Drag City | LP | 10 |
| Jeremy Irons & The Ratgang Malibus | Elefanta | 2009 | 25:44 | Rock | CD | 8 | |
| Jeremy Irons & The Ratgang Malibus | Bloom | 2011 | 50:46 | Rock | Transubstans Records | CD | 8 |
| Jericho | Jericho | 1972 | 37:39 | Rock | Repertoire Records | CD | 5 |
| Jeronimo | Cosmic Blues | 1970 | 43:02 | Rock | Jeronimo Music | CD | 13 |
| Jeronimo | Jeronimo | 1971 | 42:10 | Rock | Jeronimo Music | CD | 10 |
| Jeronimo | Time Ride | 1972 | 44:37 | Rock | Jeronimo Music | CD | 10 |
| Jerusalem | Jerusalem | 1972 | 46:55 | Rock | Estrella | CD | 9 |
| Jerusalem | Jerusalem | 1972 | 69:59 | Rock | Rockadrome | CD | 14 |
| Jess And The Ancient Ones | Jess And The Ancient Ones | 2012 | 52:41 | Rock | Svart Records | CD | 7 |
| Jesu | Opiate Sun | 2009 | 25:53 | Metal | Caldo Verde Records | CD | 4 |
| Jesu | Heart Ache & Dethroned | 2010 | 68:16 | Metal | Hydra Head | CD | 6 |
| Jesu | Ascension | 2011 | 61:30 | Rock | Caldo Verde Records | CD | 10 |
| The Jesus Lizard | Liar | 1992 | 34:14 | Rock | Touch And Go | CD | 10 |
| The Jesus Lizard | Down | 1994 | 40:33 | Rock | Touch And Go | CD | 13 |
| Jethro Tull | This Was | 1968 | 46:40 | Rock | Chrysalis | CD | 13 |
| Jethro Tull | Stand Up | 1969 | 51:34 | Rock | Chrysalis Records | CD | 14 |
| Jethro Tull | Benefit | 1970 | 54:47 | Rock | Chrysalis | CD | 14 |
| Jethro Tull | Aqualung | 1973 | 43:20 | Rock | Chrysalis Records | CD | 11 |
| Jethro Tull | M.U. - The Best of Jethro Tull | 1985 | 43:34 | Rock | Chrysalis Records | CD | 11 |
| Jex Thoth | Jex Thoth | 2008 | 50:57 | Metal | I Hate Records | CD | 12 |
| Jex Thoth | Witness | 2010 | 15:18 | Rock | I Hate Records | CD | 3 |
| The Jim Jones Revue | The Jim Jones Revue | 2008 | 30:16 | Rock | Punk Rock Blues | CD | 10 |
| The Jim Jones Revue | Here To Save Your Soul: Singles Volume One | 2009 | 25:40 | Rock | Punk Rock Blues | CD | 8 |
| The Jim Jones Revue | Burning Your House Down | 2010 | 32:44 | Rock | Pias Recordings | CD | 11 |
| Jody Grind | Far Canal | 1970 | 48:21 | Rock | Akarma Records | CD | 9 |
| Joe Prichard & Gibraltar | Joe Prichard & Gibraltar | 1974 | 33:11 | Rock | Radioactive Records | CD | 5 |
| John Berberian & The Rock East Ensemble | Middle Eastern Rock | 2008 | 38:31 | Rock | Rev-Ola | CD | 7 |
| Johnfish Sparkle | Johnfish Sparkle | 2008 | 41:04 | Rock | Transubstans Records | CD | 9 |
| Johnfish Sparkle | Flow | 2011 | 53:09 | Rock | Transubstans Records | CD | 10 |
| Johnson Noise | Johnson Noise | 2004 | 73:54 | Rock | Nasoni Records | CD | 10 |
| Jokers | Jokers | 1972 | 30:37 | Rock | Fading Sunshine | CD | 4 |
| Jonesy | Masquerade - The Dawn Years Anthology | 2007 | 131:52 | Rock | Esoteric Recordings | CD | 23 |
| Josefus | Dead Man Alive | 2002 | 61:08 | Rock | MVT | CD | 10 |
| Josefus | Dead Box | 2003 | 149:21 | Rock | Akarma Records | CD | 31 |
| Joseph | Stoned Age Man | 1970 | 29:19 | Rock | Radioactive Records | CD | 9 |
| Josiah | Out Of The First Rays | 2001 | 00:00 | Rock | Cargo Records Germany | 10 inch | 5 |
| Josiah | Josiah | 2002 | 51:48 | Rock | Molten Records | CD | 8 |
| Josiah | The Electric Cool | 2003 | 00:00 | Rock | Beard Of Stars Records | 7 inch | 2 |
| Josiah | Into The Outside | 2004 | 47:57 | Rock | Molten Records | CD | 11 |
| Josiah | No Time | 2007 | 53:56 | Rock | Elektrohasch Schallplatten | CD | 9 |
| Josiah | Into The Outside | 2008 | 47:18 | Rock | Elektrohasch Schallplatten | CD | 13 |
| Josiah | Josiah | 2008 | 60:32 | Rock | Elektrohasch Schallplatten | CD | 10 |
| Josiah | Procession | 2010 | 44:04 | Rock | Elektrohasch Schallplatten | CD | 10 |
| Joy Unlimited | Joy Unlimited | 1970 | 42:34 | Rock | Fallout | CD | 15 |
| JPT Scare Band | Sleeping Sickness | 2000 | 73:11 | Rock | Monster Records | CD | 7 |
| JPT Scare Band | Acid Acetate Excursion | 2003 | 41:01 | Rock | Recess | CD | 4 |
| JPT Scare Band | Jamm Vapour | 2007 | 61:38 | Rock | Kung Bomar Records | CD | 7 |
| JPT Scare Band | Rumdum Daddy | 2009 | 58:11 | Rock | Kung Bomar Records | CD | 7 |
| JPT Scare Band | Acid Blues Is The White Man's Burden | 2010 | 56:43 | Rock | Ripple Music | CD | 7 |
| Juan De La Cruz Band | Up In Arms | 1971 | 60:30 | Rock | Shadoks Music | CD | 12 |
| Juan De La Cruz Band | Shake Your Brains | 1972 | 35:24 | Rock | Crystal Emporium Productions | CD | 10 |
| Juan De La Cruz Band | Himig Natin | 1973 | 39:50 | Rock | Vicor Music | CD | 9 |
| Juan De La Cruz Band | Maskara | 1974 | 41:41 | Rock | Vicor Music | CD | 12 |
| Jucifer | If Thine Enemy Hunger | 2006 | 56:26 | Rock | Relapse Records | CD | 15 |
| Judas Priest | Metal Works '73-'93 | 1993 | 146:43 | Metal | Columbia | CD | 32 |
| Juicy Lucy | The Anthology | 2002 | 79:32 | Rock | Sanctuary Records | CD | 19 |
| Jukin' Bone | Whiskey Woman | 1972 | 37:26 | Rock | Flawed Gems | CD | 9 |
| Julian's Treatment | A Time Before This | 1970 | 51:52 | Rock | Esoteric Recordings | CD | 13 |
| Julius Victor | From The Nest | 1969 | 38:03 | Rock | Dodo Records | LP | 8 |
| Orlando Julius | Super Afro Soul | 2007 | 109:00 | Soul | Vampisoul | CD | 23 |
| July | July | 2008 | 50:13 | Rock | Rev-Ola | CD | 16 |
| Jumbo | DNA | 1972 | 39:39 | Rock | VM2000 Records | CD | 4 |
| Jumbo | Vietato Ai Minori Di 18 Anni? | 1973 | 44:01 | Rock | VM2000 Records | CD | 8 |
| Jungle | The 1969 Demo Album | 1969 | 47:33 | Rock | Red Lounge Records | CD | 8 |