| Lotte Nielsen | Laboratory Technician | DTU Health Tech | +45 45 25 81 28 |  |
| Henrik Nielsen | Associate Professor | DTU Health Tech | +45 45 25 20 98 | |
| Line Hagner Nielsen | Group leader, Associate Professor | DTU Health Tech | +45 45 25 57 51 | |
| Silje Grini Nielsen | Research Assistant | DTU Health Tech | | |
| Emma Aabo Nielsen | Hjælpelærer | DTU Adgangskursus | | |
| Ulrik Bak Nielsen | Director | ADM4 | +45 23 23 13 59 | |
| Klaus Nielsen | Project Koordinator | DTU Space | +45 45 25 97 76 | |
| Maria Bille Nielsen | Postdoc | DTU Sustain | | |
| Maike Wennekers Nielsen | Laboratory technician | DTU Bioengineering | +45 22 18 03 22 | |
| Marianne Nielsen | Lab. Technician | DTU Health Tech | +45 61 79 22 32 | |
| Søren Kamph Nielsen | Industrial technician | DTU Physics | +45 46 77 52 47 | |
| Mikkel Rylland Nielsen | Industrial technician | DTU Physics | +45 46 77 52 56 | |
| Karsten Bracht Nielsen | R&D Engineer | DTU Physics | +45 46 77 49 91 | |
| Sven Poul Nielsen | Associate Professor Emeritus | DTU Sustain | +45 23 63 59 05 | |
| Poul Zimmermann Nielsen | Technology transfer manager, European Space Agency Business Incubation Centre Denmark | DTU Space | +45 93 51 14 68 | |
| Julie Hammershøj Nielsen | HR Consultant | ADM3 | +45 93 51 03 22 | |
| Rasmus Svejstrup Nielsen | Postdoc | DTU Physics | +45 24 43 18 77 | |
| Leif Møgeltoft Nielsen | Project Controller | ADM5 | +45 30 30 41 44 | |
| Anders Mads Nielsen | Craftsman | DTU Aqua | | |
| Flemming Nielsen | Technical Operations Manager | DTU Nanolab | +45 45 25 60 23 | |
| Martin Mathias Nielsen | Postdoc | DTU Aqua | | |
| Jonas Højen Nielsen | PhD Student | DTU Space | | |
| Alexander Meagher Nielsen | Kontorassistent | Housing | | |
| Laust Nielsen | Waste Coordinator | CAS | +45 93 51 17 06 | |
| Inga Junevicius Nielsen | Compliance Coordinator | BRIGHT | +45 93 51 05 01 | |
| Katarina Wittrup Nielsen | Administrativ Koordinator | AFRI | +45 93 51 06 08 | |
| John Nielsen | Facility Manager | DTU Skylab | + 45 93 51 05 99 | |
| Alexander Juul Nielsen | Postdoc | DTU Physics | | |
| Christina Schnegelsberg Nielsen | Project Portfolio Manager | DTU Wind | +45 93 51 13 69 | |
| Melanie Randahl Nielsen | PhD Student | DTU National Food Institute | | |
| Helene Nielsen | Student Assistant | DTU Bioengineering | | |
| Kasper With Nielsen | Facility manager | DTU Health Tech | | |
| Toke Rammer Nielsen | Head of section, Associate Professor | DTU Construct | +45 45 25 18 60 | |
| Elsabet Nomonde Noma Nielsen | Senior Researcher | DTU Construct | +45 45 25 19 01 | |
| Marina Margaret Gigg Nielsen | Data Technician | DTU Sustain | +45 45 25 18 27 | |
| Sigurd Bukhave Nielsen | Project assistant | CAS | +45 21 32 52 19 | |
| Leif Otto Nielsen | Emeritus | DTU Construct | | |
| Tajs Nielsen | Field technician | DTU Sustain | +45 21 14 31 24 | |
| Jesper Klingsten Nielsen | Technical Director | DTU Physics | | |
| Anna Krog Nielsen | Industrial PhD | DTU Sustain | | |
| Lars Ladefoged Nielsen | Digitisation Consultant | ADM3 | +45 93 51 14 92 | |
| Martin Nielsen | Ingeniørassistent | DTU Space | +45 45 25 38 25 | |
| Martin Vendel Nielsen | Center Administrator | DTU Physics | +45 21 51 75 45 | |
| Tina Nielsen | Lønspecialist | ADM3 | +45 93 51 17 10 | |
| Christian Adam Deding Nielsen | Research Assistant | DTU Compute | +45 21 22 82 40 | |
| Søren Beyer Nielsen | Engineer | DTU Electro | | |
| Pernille Fischer Nielsen | Project Controller | ADM5 | +45 30 56 98 96 | |
| Anne Nielsen | Project Controller | ADM5 | +45 93 51 14 17 | |
| Anders Puck Nielsen | Industrial PhD | DTU Management | | |
| Sofie Marie Møller Nielsen | Student Assistant | AKM | | |
| Mogens Peter Nielsen | Professor Emeritus | DTU Construct | | |
| Pernille Yde Nielsen | Assistant Professor (Tenure track) | DTU Compute | | |
| Søren Jens Stach Nielsen | External Lecturer | DTU Sustain | | |
| Sisse Marie Sjøgren Nielsen | Academic Officer | APR | +45 52 11 51 41 | |
| Chrestine Hedeager Nielsen | Student Assistant | ADM4 | | |
| Simon Møller Nielsen | Studentermedhjælper | DTU Engineering Technology | | |
| Malle Amalie Arensberg Nielsen | Communications employee | CAS | | |
| Josefine Ostenfeld Nielsen | PhD Student | DTU National Food Institute | | |
| Britta Isager Nielsen | Recruitment & Onboarding Consultant | ADM3 | +45 25 16 14 10 | |
| Knud Nor Nielsen | Computational strain designer | BRIGHT | +45 26 85 66 31 | |
| Sebastian Frederik Westh Nielsen | Student Assistant | DTU Aqua | | |
| Anne Sofie Nielsen | Fuldmægtig | AFRI | +45 93 51 00 32 | |
| Steffen Ringsø Nielsen | PhD Student | DTU Sustain | | |
| Jens Munk Nielsen | PhD Student | DTU Nanolab | | |
| Caroline Lynge Nielsen | Research Assistant | DTU National Food Institute | | |
| Katrine Dannemann Nielsen | Studentermedhjælper | AFRI | | |
| Jens Vesterager Nielsen | Project Controller | ADM5 | +45 20 65 76 46 | |
| Frederik Holm Nielsen | Industrial PhD Student | DTU Construct | | |
| Ida Egholm Nielsen | Ingeniør | DTU Wind | +45 20 84 83 89 | |
| Isak Hilmer Heltoft Nielsen | Hjælpelærer | DTU Health Tech | | |
| Ellen Juel Nielsen | Project Manager | DTU Energy | +45 93 51 07 96 | |
| Johan Holmgaard Nielsen | Hjælpelærer | DTU Nanolab | | |
| Sanne Juul Nielsen | Centerdirector | DTU Learn for Life | +45 93 51 01 15 | |
| Jesper Jørgen Nielsen | Hjælpelærer | DTU Space | | |
| Isak Hilmer Heltoft Nielsen | Hjælpelærer | DTU Electro | | |
| Jeanette Irene Nielsen | Administrationschef | DTU Learn for Life | +45 93 51 16 04 | |
| Laust Palbo Nielsen | Technichian | DTU Construct | | |
| Tanja Nielsen | Chief Officer Arctic Campus | DTU Sustain | +45 20 35 19 71 | |
| Tobias Krogh Nielsen | PhD Student | DTU National Food Institute | | |
| Betina Vad Eskelund Nielsen | Laborant | DTU Health Tech | | |
| Frederik Meyer Nielsen | Hjælpelærer | DTU Construct | | |
| Jesper Duemose Nielsen | Postdoc | DTU Health Tech | | |
| Anders Nikolai Fure Nielsen | Ph.d.-studerende | DTU Management | | |
| Camilla Kirstine Elisabeth Bay Brix Nielsen | Assistant Professor | DTU Construct | | |
| Jacob Corkill Nielsen | Studentermedhjælper | ADM5 | | |
| Michael Nielsen | Engineering assistent | DTU Nanolab | +45 45 25 57 20 | |
| Victor Wilborg Zeberg Nielsen | Specialkonsulent | ADM5 | | |
| Dina Petranovic Nielsen | Strategic Advisor | Rektoratet | +45 41 72 79 37 | |
| Valdemar Orla Nielsen | Hjælpelærer | DTU Engineering Technology | | |
| Nicolas Nielsen | Project Controller | ADM5 | | |
| Asger Sten Nielsen | Ingeniør | DTU Space | | |
| Morten Hjerrild Nielsen | Netværks- og systemadministrator | IT Service | +45 35 88 53 09 | |
| Theodor Boile Nielsen | ScienceShow | DTU Chemistry | | |
| Mie Sidenius Nielsen | Project Manager | CAS | +45 51 15 74 24 | |
| Sebastian Møllegaard Nielsen | Studentermedhjælper | ADM4 | | |
| Jakob Møller Nielsen | Synoma /DTU Skylab | DTU Skylab | +45 61 71 17 14 | |
| Eva Bülow Nielsen | Administrative coordinator | DTU Wind | +45 21 32 58 93 | |
| Niels Hygum Nielsen | Student Assistant Jr. Program Coordinator | DTU Skylab | | |
| Kurt Gammelgaard Nielsen | Industry Fellow | DTU Entrepreneurship | +45 51 91 48 69 | |
| Lasse Max Hejlskov Nielsen | Student Assistant | DTU Construct | | |