| Titel | Typ |
| Lo, Malinda | | |
| Lockwood, Thomas | Pseudonym | Biographie |
| Lode, Christoph | | |
| Loeb, Jeph | | Biographie |
| Loevenbruck, Henri | | Biographie |
| Löffler, Falko | | Biographie |
| Löffler, Falko | | Interview |
| Löffler, Rainer | | Biographie |
| Logan, Kate | Pseudonym | Biographie |
| Lohausen, Hans August | | |
| Lohmann, Alexander | | |
| Lomas, Frank T. | Pseudonym | Biographie |
| London, C. Alexander | | |
| Long, Nathan | | |
| Lorca, Frank de | Pseudonym | Biographie |
| Lorca, Frank de | | Verlagspseudonym |
| Lorenz, Ralf | Pseudonym | |
| Lossau, Jens | | |
| Lovecraft, H. P. | | Zum 70. Todestag |
| Lovecraft, Howard P. | | ausführliche Biographie |
| Lovecraft, Howard P. | | Biographie |
| Lovegrove, James | | Interview |
| Low, Archibald Montgomery | | Biographie |
| Low, Torsten | | Biographie |
| Lowcraft, HP | Pseudonym | Biographie |
| Lowman, Ron | Pseudonym | Biographie |
| Lu, Marie | | |
| Lucado, Max | | |
| Luceno, James | | Biographie |
| Ludewig, V. K. | | |
| Lühr, Hermann | | Biographie |
| Luif, Kurt | | |
| Lukas, Leo | | Biographie |
| Lukianenko, Sergej | | Biographie |
| Lumley, Brian | | |
| Lundin, Steve Rune | | Biographie |
| Lustbader, Eric van | | Biographie |
| Lynch, Scott | | Biographie |
| Lynch, Scott | | Interview |
| Lyndon, Robert | | |
| Lytton, Edward Bulwer | | |
| Lytton, Edward Bulwer | | |
