| Titel | Typ |
| Mochinski, Tony | | |
| Modesitt jr, L. E. | | |
| Moedriach, T. H. | | |
| Moers, Walter | | Biographie |
| Molist, Jorge | | |
| Möller, Lara | | |
| Mommers, Helmuth W. | | Interview |
| Mommers, Helmuth W. | | |
| Moning, Karen Marie | | |
| Monir, Alexandra | | |
| Monkberg, Angelika | | |
| Monnier, Ralf | | |
| Monroe, Daniel | Pseudonym | Biographie |
| Monroe, Lyle | Pseudonym | Biographie |
| Montardre, Hélène | | |
| Monteleone, Thomas F. | | |
| Montillon, Christian | | Biographie |
| Moody, David | | |
| Moon, Alice | | |
| Moon, Elizabeth | Pseudonym | Biographie |
| Moon, Sarah | Pseudonym | Biographie |
| Moon, Susan Elizabeth Norris | | Biographie |
| Moorcock, Michael | | Biographie |
| Moore, Catherine Lucile | | Biographie |
| Moore, John | | |
| Moore, Sean A. | | Biographie |
| Moore, Steve | | |
| Moore, Ward | | |
| Morche, Petra | | |
| Moreland, Brian | | |
| Moreno, Jan J. | Pseudonym | Biographie |
| Morgan, Clint | Pseudonym | Biographie |
| Morgan, Dan | | |
| Morgan, Dave T. | | Biographie |
| Morgan, Lara | | |
| Morgan, Richard | | |
| Morgenstern, Erin | | |
| Morger, Fabia | | |
| Moriarty, Chris | | |
| Morrell, David | | Biographie |
| Morrin, Alex | | |
| Morris, Clyde | | |
| Morris, Mark | | |
| Morris, William | | |
| Morrison, Mischa | Pseudonym | Biographie |
| Mörsch, Udo | | Biographie |
| Mörsch, Udo | | |
| Morwood, Peter | | |
| Mösch, Matthias | | |
| Moscoe, Mike | | |
| Mosmann, Daniel | | |
| Moss, Alice | | |
| Mosse, Kate | | |
| Mostert, Natasha | | |
| Mould, Chris | | |
| Moulton, Carl | Pseudonym | Biographie |
| Moulton, Courtney Allison | | |
| Müggenburg, Heinz-J. | | |
| Mull, Brandon | | |
| Müller jr., Wilko | | |
| Müller, Erwin | | Biographie |
| Muller, John E. | | Verlagspseudonym |
| Müller, Jürgen | | Biographie |
| Müller, Mathias | | |
| Müller, Paul Alfred | | Biographie |
| Müller, Peter | | Biographie |
| Münzer, Harald | Pseudonym | Biographie |
| Murat, Rolf | Pseudonym | Biographie |
| Murdock, M. S. | | |
| Murphy, David | | |
| Murphy, Patrice Anne | | Biographie |
| Murphy, Warren | | |
| Murray, Tamsyn | | |
| Muschick, Julia | | |
| Myers, Benjamin J. | | |
| Mylet, James | | |
| Myongchong | | |
