| Henri Jansen | Professor | DTU Nanolab | +45 93 51 19 45 |  |
| Tom Pieter Anton Jansen | PhD Student | DTU Bioengineering | | |
| Michelle Maria Theresia Jansman | Researcher | DTU Health Tech | | |
| Henning Thorbjørn Janssen | Service Staff | CAS | +45 45 25 12 07 | |
| Jakob Janting | Senior Researcher | DTU Electro | +45 45 25 38 02 | |
| Benjamin Jonathan Janura | Janitor | DTU Bioengineering | +45 93 51 08 56 | |
| Stephanie Janvit | Kontorfuldmægtig | DTU Health Tech | | |
| Scott Alexander Jarmusch | Assistant Professor | DTU Bioengineering | +45 45 25 25 70 | |
| Maria Jarnum | Research Technician | DTU Aqua | +45 61 33 73 41 | |
| Cornelia Jaspers | Senior Researcher | DTU Aqua | +45 35 88 32 47 | |
| Jan Jastrzebski | Development engineer | DTU Wind | | |
| Liselotte Jauffred | Associate Professor | DTU Bioengineering | | |
| Kimia Yousefi Javan | Postdoc | DTU Energy | | |
| Dhivakaran Jayakumar | PhD Student | DTU Construct | | |
| Nithiyashri Jayashankar | PhD Student | DTU Health Tech | | |
| Omofolasewa Hillary Jayeola | PhD Student | DTU Chemistry | | |
| Bushra Jazrawi | Flexjobber | DTU Energy | | |
| Léo Jean | Research Assistant | DTU Management | +45 45 25 03 91 | |
| Marius Jeding-Jansen | Studentermedhjælper | ADM5 | | |
| Ole Jeding-Jansen | Business Controller | ADM5 | +45 93 51 14 63 | |
| Marta Jedynak-Slyvka | Akademisk medarbejder | DTU Health Tech | | |
| Arne S Jegers | Postdoc | DTU Space | | |
| Paul Jeha | PhD Student | DTU Compute | | |
| Morten Stendahl Jellesen | Associate Professor | DTU Construct | +45 45 25 22 13 | |
| Lars Jelsbak | Professor | DTU Bioengineering | +45 45 25 61 29 | |
| Martina Gallego Jene | Bachelor | DTU Space | | |
| Agnete Therese Jenfort | PhD Student | DTU Chemical Engineering | | |
| Timothy Patrick Jenkins | Associate Professor | DTU Bioengineering | | |
| Poul Jørgen Jennum | Professor, Danish Center for Sleep Medicine, Rigshospitalet | DTU Health Tech | | |
| Barbara Jenny | PhD student | DTU Space | | |
| Adam Jenofalvi | PhD Student | BRIGHT | | |
| Søren Højgaard Jensen | Dynelectro /DTU Link | DTU Skylab | | |
| Kathrine Brandsborg Jensen | Studenterrådgivning | ADM4 | +45 70 26 75 00 | |
| Kaare Hartvig Jensen | Associate Professor | DTU Physics | +45 45 25 27 49 | |
| Vagn Jensen | forskningstekniker | DTU Wind | | |
| Tove Jensen | Kontorassistent | ADM4 | | |
| Dennis Jensen | Økonomi konsulent | ADM5 | +45 93 51 07 97 | |
| Pernille Rose Jensen | Groupleader, Associate Professor | DTU Health Tech | +45 45 25 36 88 | |
| Jan Heine Jensen | Gardener Assistant | CAS | | |
| Kristian Storm Jensen | Engineer | DTU Space | +45 45 25 34 58 | |
| Katrine Ledsgaard Jensen | Student Assistant | DTU Bioengineering | | |
| Camilla Nørgaard Jensen | Programme Manager | DTU Skylab | +45 20 82 81 09 | |
| Mogens Jensen | Ventilationstekniker | CAS | +45 40 60 47 62 | |
| Jørn Lykke Jensen | Forsøgstekniker | DTU Construct | +45 93 51 00 68 | |
| Line Vinther Jensen | Student Assistant | ADM3 | | |
| Søren Jensen | Project Management Officer | CROME | | |
| Anna Lindgaard Jensen | Space manager | CAS | +45 60 57 05 14 | |
| Niels Jensen | | IT Service | | |
| Niels Jensen | IT medarbejder | DeIC | | |
| Markus Rask Jensen | Student Assistant | DTU Management | | |
| Markus Rask Jensen | Akademisk medarbejder | DTU Management | | |
| Peter Jensen | Research Technician | DTU Electro | +45 46 77 45 25 | |
| Mathias Jensen | Postdoc | DTU Bioengineering | | |
| Anders Juel Jensen | Academic Officer | DTU National Food Institute | | |
| Bjørn Sand Jensen | Associate Professor | DTU Compute | | |
| Niels Steenfeldt Jensen | Laboratory Engineer | DTU Construct | +45 45 25 48 32 | |
| Søren Hjøllund Jensen | Videnskabelig assistent | DTU Health Tech | | |
| Stephanie Nepper Jensen | Regnskabsmedarbejder | ADM5 | +45 45 25 03 88 | |
| Thomas Skov Jensen | Senior Information Officer | AFRI | | |
| Luca Victoria Bune Jensen | Software Engineer | DTU Space | | |
| Mie Engelbrecht Jensen | PhD Student | DTU Energy | +45 28 43 32 88 | |
| Mark Vejle Jensen | Driftskoordinator | CAS | +45 51 72 73 59 | |
| Nina Maria Jensen | Timelærer | DTU Adgangskursus | | |
| Niels-Jørgen Aagaard Jensen | Associate Professor | DTU Construct | +45 45 25 18 77 | |
| Michael Møller Jensen | Project Manager | CAS | +45 20 31 10 55 | |
| Klaus Jensen | Project Manager | CAS | +45 24 26 05 30 | |
| Reinhardt Jensen | Assistant | DTU Aqua | | |
| Martin Jensen | IDE CRM tilknyttet DTU Link | DTU Skylab | | |
| Maibritt Huusmann Jensen | AC-fuldmægtig | ADM4 | +45 93 51 89 62 | |
| Finn Sivebæk Jensen | Advisor on Freshwater Fisheries Management | DTU Aqua | +45 35 88 31 17 | |
| Brian Jensen | IT Supporter | IT Service | +45 93 51 18 64 | |
| Marie Solitander Jensen | PhD Student | DTU Management | | |
| Carsten Per Jensen | Elevator Fitter | CAS | +45 45 25 13 26 | |
| Erik Bæk Jensen | IT Specialist | IT Service | | |
| Robert Steen Raunsgaard Jensen | Scientific Floor Manager | DTU Physics | +45 61 77 89 45 | |
| Kristian Munck Jensen | IT Supporter | DTU Construct | +45 45 25 13 70 | |
| Rasmus Frydenlund Jensen | Fisheries Technician | DTU Aqua | +45 26 25 14 23 | |
| Dorte Juul Jensen | Professor, dr. techn. | DTU Construct | +45 45 25 47 77 | |
| Tore Vind Jensen | Journalist | AKM | +45 45 25 12 19 | |
| Jacob Jensen | Senior Executive Officer, Stakeholder Management | APR | +45 23 48 71 33 | |
| Gitte Pia Jensen | Regnskabsmedarbejder | ADM5 | +45 45 25 18 84 | |
| Hjørdis Jensen | WASP Order Handling Officer | DTU Wind | +45 93 51 03 26 | |
| Anne Katrine Bach Jensen | Chefkonsulent | IT Service | | |
| Niels Skovgaard Jensen | Industrial PhD Student | DTU Compute | | |
| Dennis Jensen | Special Consultant - Fundraiser and Research Support | DTU Chemistry | +45 61 39 62 74 | |
| Thorkild Jensen | Tjenesteansvarlig | IT Service | +45 35 88 82 35 | |
| Caroline Arentoft Jensen | Institute Coordinator | DTU Aqua | +45 93 51 10 08 | |
| Michala Damsgaard Jensen | PhD student | DTU Energy | +45 93 51 08 13 | |
| Sif Lehman Jensen | Specialkonsulent | AFRI | +45 93 51 11 40 | |
| Jonas Kjær Jensen | Associate Professor | DTU Construct | +45 45 25 19 68 | |
| Mads Emil Jensen | PLK Technician | DTU Wind | +45 93 51 35 74 | |
| Peter Ruhdal Jensen | Professor, Head of Research Group | DTU National Food Institute | +45 20 85 56 01 | |
| Veronica Humlebæk Jensen | Postdoc | DTU Energy | +45 31 90 60 59 | |
| Astrid Gotlieb Jensen | Recruitment & Onboarding Consultant | ADM3 | +45 22 20 55 68 | |
| Mogens O Stibius Jensen | Emeritus | DTU Physics | +45 45 25 31 42 | |
| Ann B Fink Jensen | Laboratory Technician | BRIGHT | +45 31 72 28 55 | |
| Jesper Dahl Jensen | Postdoc | DTU Chemistry | | |
| Anker Degn Jensen | Professor | DTU Chemical Engineering | +45 22 17 17 23 | |
| Cecilie Nørskov Jensen | PhD Student | DTU Bioengineering | | |
| Marianne Bruntt Jensen | Project portfolio manager | DTU Wind | +45 51 82 19 59 | |