| Laika and the Cosmonauts (Helsinki, Finland) |
| Ronnie Lake and the Men of Iioto (Minneapolis, Minnesota) |
| The Langhorns (Sweden) |
| Laser-Attack (Germany) |
| The Lava Rats (San Francisco, California) |
| Lawndale (Lawndale, California) |
| Rick Lawndale Band (Lawndale, California) |
| Lazy Boy (Brooklyn, New York) |
| Lenny and the Star Chiefs (Eastford, Connecticut) |
| Os Limbonautas (Brazil) |
| The Lively Ones (Los Angeles, California) |
| Lombego Surfers (Basel, Switzerland) |
| The Lonely Knights (Groningen, The Netherlands) |
| Longboard Ranch (California) |
| The Longboards (Spain) |
| The Longhorn Devils (Nijmegen, The Netherlands) |
| Jerry Lordan |
| Lost Acapulco (Mexico City, Mexico) |
| Lost Lake (San Francisco, California) |
| The Low Tides (San Antonio, Texas) |
| The Lucky Cupids (Slovenia) |
| The Lunatics (Finland) |
| The Lunatones (Vandersborg, Sweden) |