| Artist | ||||
| Song title | Year | Genre | Difficulty | MSP |
| J.A.C.K. | ||||
| I Cut Off My Arms | 2009 | Rock | 80 | |
| Jacob Chaney | ||||
| Cluster #2(RB2 Version) | 2010 | Other | 80 | |
| JJake Dreyer | ||||
| Harmony of the Spheres | 2011 | Metal | 160 | |
| James Silva | ||||
| I MAED A GAM3 W1TH Z0MB1ES 1N IT !!!1 | 2009 | Indie Rock | 80 | |
| James William Roy | ||||
| Paper Valentines | 2010 | Indie Rock | 80 | |
| Shiny Dark Bar | 2010 | 80 | ||
| Jamestown Story | ||||
| Touche, Miss Indenial | 2007 | Pop-Rock | 80 | |
| The Japanese Frog | ||||
| Where We're Goin | 2009 | Other | 80 | |
| Jaron and the Long Road to Love | ||||
| Pray For You | 2010 | Country | 160 | |
| Jeff Orr | ||||
| Hanging By a Thread | 2007 | Rock | 80 | |
| Jenium | ||||
| Close to Home | 2009 | Indie Rock | 80 | |
| Desperate Days | 2009 | 80 | ||
| Remember | 2009 | 80 | ||
| Tea and Taxes | 2009 | 80 | ||
| Jerry Lee Lewis | ||||
| Great Balls of Fire | 2005 | Rock | 160 | |
| Jerry Naylor | ||||
| All I Want Is You | 2011 | Rock | 160 | |
| Don’t Ever Change | 2011 | 160 | ||
| Mystery Train | 2011 | 160 | ||
| Not Fade Away | 2011 | 160 | ||
| Real Wild Child | 2011 | 160 | ||
| Tear It Up | 2011 | 160 | ||
| Jesus Candy | ||||
| Hitch Up (I'm So Stupid) | 2010 | Rock | 80 | |
| JOANovARC | ||||
| Sisters | 2011 | Pop/Rock | 160 | |
| Job For A Cowboy | ||||
| Unfurling A Darkened Gospel | 2009 | Metal | 80 | |
| Jocko of Sha Na Na | ||||
| The Monster Stroll | 2006 | Rock | 160 | |
| Joe Bouchard | ||||
| Travelin' Freak Show | 2009 | Classic Rock | 160 | |
| Joe Sibol | ||||
| Hot Sexy Girls | 2008 | Pop-Rock | 80 | |
| John Garrison | ||||
| Footprints | 2009 | Alternative | 80 | |
| Lost | 2009 | 80 | ||
| John Parr | ||||
| Naughty Naughty | 1984 | Pop/Rock | 160 | |
| Johnny Cooper | ||||
| Don't Feel Like That Anymore | 2009 | Rock | 160 | |
| Jon Black&The Winter Hearts | ||||
| Gravity(Don't Let Me Go) | 2010 | Rock | 80 | |
| Jonathan Coulton | ||||
| Betty and Me | 2004 | Country | 160 | |
| Big Bad World One | 2006 | Rock | 160 | |
| Chiron Beta Prime | 2006 | 160 | ||
| Code Monkey | 2006 | 160 | ||
| Creepy Doll | 2006 | 160 | ||
| The Future Soon | 2004 | 160 | ||
| Ikea | 2003 | 160 | ||
| Mandelbrot Set | 2004 | 160 | ||
| Shop Vac | 2006 | 160 | ||
| The Stache | 2011 | 160 | ||
| Jonathan Coulton ft. Sara Quin | ||||
| Still Alive | 2011 | Rock | 160 | |
| Jonathan Lee | ||||
| Close Your Eyes | 2009 | Pop-Rock | 160 | |
| Sound of the Redeemed | 2009 | Pop-Rock | 160 | |
| Jonny Craig | ||||
| I Still Feel Her, Part III | 160 | |||
| Josh Blackburn | ||||
| I'm Dirt | 2010 | Rock | 160 | |
| Josh Freese | ||||
| I Don't Think That's Ok | 2009 | Rock | 160 | |
| Judy Buendía y Los Impostores | ||||
| Me Elevas | 2008 | Rock | 80 | |
| Rompecabezas | 2008 | 80 | ||
| Jukebox the Ghost | ||||
| Empire | 2010 | Pop/Rock | 160 | |
| Half Crazy | 2010 | 160 | ||
| Schizophrenia | 2010 | 160 | ||
| So Let Us Create | 2010 | 160 | ||
| The Stars | 2010 | 160 | ||
| Junius | ||||
| Elisheva,I Love You | 2009 | Indie Rock | 80 | |
| Justin Joseph Edwards | ||||
| I Want You to See | 2010 | Jazz | 80 | |
| Jutbox | ||||
| OH-KAY! | 2009 | Hiphop/rap | 160 | |