| Jens Nielsen | Specialkonsulent | DTU Aqua | 53 58 97 15 |  |
| Sebastian Frederik Westh Nielsen | Studentermedhjælper | DTU Aqua | | |
| J. Rasmus Nielsen | Professor | DTU Aqua | 35 88 33 81 | |
| Martin Mathias Nielsen | Postdoc | DTU Aqua | | |
| Einar Eg Nielsen | Professor | DTU Aqua | 35 88 31 15 | |
| Tommy Norin | Seniorforsker | DTU Aqua | 93 51 12 34 | |
| David Dylan O'Brien-Møller | Ph.d.-studerende | DTU Aqua | | |
| Barry O'Neill | Professor | DTU Aqua | 35 88 32 59 | |
| Julie Olesen | Biolog | DTU Aqua | 93 51 14 84 | |
| Niels Jørgen Olesen | Emeritus | DTU Aqua | 29 24 43 10 | |