| Katarina Gundsø Johnsen | Head of Quality Assurance | DTU Health Tech | +45 30 53 42 29 |  |
| Martin Johnson | Teamleder | ADM5 | +45 28 95 44 72 | |
| Harshitha Jois | PhD Student (guest - External) | DTU National Food Institute | | |
| Benat Martinez de Aguirre Jokisch | PhD student | DTU Construct | | |
| Alfred Jokumsen | Emeritus | DTU Aqua | +45 35 88 32 57 | |
| Olivier Jolliet | Professor | DTU Sustain | +45 45 25 15 44 | |
| Sigrun Huld Jonasdottir | Senior Researcher | DTU Aqua | | |
| Per Thor Jonassen | assistant engineer | DTU Health Tech | +45 51 71 77 74 | |
| Nina Jonassen | Regnskabsmedarbejder | ADM5 | +45 45 25 41 57 | |
| Denisa Jones | Laboratory Technician | DTU Bioengineering | | |
| Emilie Anouk Jong | PhD Student | DTU Wind | | |
| Vere Jessie Eef de Jong | Student Assistant | DTU Wind | | |
| Martinus Franciscus J Jonkers | Mekaniker | CAS | +45 93 51 09 60 | |
| Gunnar Eigil Jonsson | Emertius Associated Professor | DTU Chemical Engineering | | |
| Christian Hviid Jonstrup | Centre Coordinator | DTU Sustain | +45 45 25 15 99 | |
| Mikkel Jordahn | PhD student | DTU Compute | | |
| Klara Jordahn | Studenterstudievejleder | ADM4 | | |
| Niklas Braarud Jordal | Academic Employee | DTU Sustain | | |
| Daniel Bernardo García Jorgensen | Senior Officer | DTU National Food Institute | +45 93 51 01 69 | |
| Merin Joseph | Postdoc | DTU Chemistry | | |
| Ahmad JozeSalimkhani | Automation Engineer | CROME | | |
| Ahmad JozeSalimkhani | Automation Engineer | IT Service | | |
| Leon Mishnaevsky Jr. | Senior Scientist | DTU Wind | +45 46 77 57 29 | |
| Michael Juhl | Special Consultant - 10 | DTU Electro | +45 45 25 63 60 | |
| Karsten Juhl | Messenger | DTU Engineering Technology | +45 35 88 50 93 | |
| Mads Juhl | Postdoc | DTU Chemical Engineering | | |
| Frederik Winther Juhl | Academic assistant | DTU Compute | | |
| Anne-Kathrin Juhl | Student assistant | DTU Energy | | |
| Achille Julienne | Industrial PhD Student | DTU Biosustain | | |
| Arash July | PhD Student | DTU Engineering Technology | +45 93 51 00 53 | |
| Tan Hiong Jun | PhD Student | DTU Sustain | | |
| Noël Jung | PhD student | DTU Bioengineering | | |
| Fredrik Junghus | PhD student | DTU Health Tech | | |
| Tobias Junicke | Senior Project Manager | DTU Physics | | |
| Helena Junicke | Associate Professor | DTU Chemical Engineering | +45 93 51 88 94 | |
| Alexssandre de Oliveira Junior | Postdoc | DTU Physics | | |
| Jonas Junker | Postdoc | DTU Physics | | |
| Michael Junker-Andersen | Service Coordinator | DTU Health Tech | +45 45 25 57 56 | |
| Laura Juozaponyte | Service employee | DTU Physics | +45 20 89 02 17 | |
| Sandra Jurasszovich | Startup Analyst | DTU Skylab | +45 93 51 04 17 | |
| Martyna Anna Jurek | PhD student | DTU Entrepreneurship | +45 93 59 68 17 | |
| Egle Jurgelionyte | Laboratory Technician Trainee | DTU National Food Institute | | |
| Gilvida Juskaite | Hjælpelærer | DTU Management | | |
| Melissa Just | Information consultant | AFRI | +45 45 25 73 09 | |
| Rikke Just | Webredaktør | AKM | | |
| Dean Just | Laboratory Technician | DTU Bioengineering | | |
| Louise Justesen | Studielektor | DTU Adgangskursus | +45 45 25 56 69 | |
| Jacob Pilegaard Justesen | administrativ medarbejder | CAS | | |
| Jan Juul | Gardener | CAS | +45 40 60 47 15 | |
| Kira Juul | Ship Assistant | DTU Aqua | | |
| Liv Juul | Proceskonsulent | IT Service | +45 20 63 97 73 | |
| Anne Helene Juul | Education Coordinator | DTU Chemical Engineering | | |
| Erik Juul | Research Technician | DTU Health Tech | +45 93 51 10 99 | |
| Pál Jámbor | Software Developer | DTU Compute | | |
| Henrik Järleblad | Postdoc | DTU Compute | +45 31 15 57 67 | |
| Erik Jæger | Project Manager and Facilitator | CAS | +45 31 68 31 00 | |
| Josefine Jægergaard | Akademisk medarbejder | ADM3 | +45 93 51 35 79 | |
| Stella Jægergaard | Studieadministrator | DTU Construct | +45 93 51 06 00 | |
| Ditte Elisabeth Jæhger | Consultant | DTU Health Tech | | |
| Alexander Jönsson | Engineer | DTU Health Tech | | |
| Jeppe Cornelius Jönsson | Professor Emeritus | DTU Construct | | |
| Mathias Jönsson | Computational strain designer | DTU Biosustain | | |
| Ida Amalie Frisk Jönsson | Trainee | Housing | | |
| Maria Jøhnk | Project Controller | ADM5 | +45 93 51 14 79 | |
| Christian Jønsson | AV Drift / Projectleder | IT Service | +45 24 40 69 93 | |
| Per Jønsson | Servicemedarbejder | DTU Chemical Engineering | +45 93 59 68 61 | |
| Stig Asbjørn Tscherning Jønsson | Hjælpelærer | DTU Physics | | |
| Finn E. Jørgensen | Cheif Adviser, Space Technology | DTU Space | +45 45 25 34 41 | |
| Peter Siegbjørn Jørgensen | Associate Professor | DTU Space | +45 45 25 35 95 | |
| Anders M. Jørgensen | Deputy Director, Ph.D. | DTU Nanolab | +45 45 25 58 59 | |
| Bo Munk Jørgensen | Associate Professor | DTU National Food Institute | +45 45 25 25 47 | |
| Jakob Sauer Jørgensen | Senior Researcher | DTU Compute | +45 45 25 30 15 | |
| John Bagterp Jørgensen | Professor | DTU Compute | +45 45 25 30 88 | |
| Thomas Martini Jørgensen | Senior Researcher | DTU Compute | +45 45 25 34 21 | |
| Laura Utke Graae Jørgensen | Project Manager | CAS | +45 93 51 35 53 | |
| Mike Steffen Bernhard Jørgensen | Postdoc | DTU Chemistry | +45 45 25 54 13 | |
| Mie Lærkegård Jørgensen | Postdoc | DTU Health Tech | | |
| Lasse Thurmann Jørgensen | Postdoc | DTU Health Tech | | |
| Karen Østergaard Jørgensen | Kontorfuldmægtig | APR | +45 45 25 10 16 | |
| Gustav Alexander Jørgensen | Studentermedhjælper | DTU Space | | |
| Madeleine Rye Jørgensen | SDC - Teaching coordinator | DTU Health Tech | | |
| Rasmus Malone Jørgensen | Workshop Manager, Metal & Wood | DTU Skylab | +45 93 51 17 71 | |
| Lonnie Moldt Jørgensen | Kommunikationsmedarbejder | AKM | +45 93 51 11 56 | |
| Helle Thunøe Jørgensen | Category Manager | ADM5 | +45 93 51 03 10 | |
| Hans Henrik Bang Jørgensen | Fisheries Technician | DTU Aqua | +45 22 92 78 67 | |
| Allan Jørgensen | Electronic Engineer | DTU Electro | +45 45 25 57 21 | |
| Lise-Lotte Jørgensen | Administrativ medarbejder | ADM4 | +45 45 25 11 28 | |
| Jonas Dalsberg Jørgensen | Hjælpelærer | DTU Bioengineering | | |
| Ingegerd Isolde Elke Jørgensen | Akademisk medarbejder | DTU Chemistry | | |
| Sten Bay Jørgensen | Professor Emeritus | DTU Chemical Engineering | | |
| Lars Kjertmann Jørgensen | BI Consultant | IT Service | +45 45 25 73 32 | |
| Mads Poul Balslev Jørgensen | Senior Executive Consultant | DTU Physics | +45 25 30 30 14 | |
| Sebastian Wallis Jørgensen | Lab.Production Associate | DTU Bioengineering | +45 81 28 67 51 | |
| Anne Ringgaard Jørgensen | Project Manager | APR | +45 27 82 64 80 | |
| Niklas Jørgensen | Supportmedarbejder | Arcanic | | |
| Johnny Egtved Jørgensen | Head of Division | DTU Physics | +45 24 21 38 35 | |
| Gitte Storm Hougaard Jørgensen | Project Coordinator | DTU Compute | | |
| Lasse Vedel Jørgensen | Research Assistant | DTU Health Tech | | |
| Signe Møller Jørgensen | Senior Studies Officer | DTU Compute | +45 45 25 37 37 | |
| Anne Jørgensen | Institute Secretary | DTU National Food Institute | +45 35 88 74 95 | |