| Laura Anna Lomholt | Studenterstudievejleder | ADM4 | |  |
| Xiaojing Long | PhD Student | DTU Electro | | |
| Francesco Longhin | PhD student | DTU Physics | | |
| Imke Van der Loo | Ph.d Student | DTU Construct | | |
| Dagnia Karen Looms | Director of Continuing Education | DTU Learn for Life | +45 93 51 19 38 | |
| Maximo Perez Lopez | PhD Student | DTU Compute | | |
| Adrian Enrique Gadar Lopez | PhD student | DTU Biosustain | +45 22 23 66 60 | |
| Miguel Lopez | Postdoc | DTU Wind | | |
| Naiara Hurtado Lopez | PhD Student | DTU Bioengineering | | |
| Ricardo Maria Yaben Lopezosa | PhD Student | DTU Compute | | |
| Alberte Bjerre Lorenscheit | Studenterstudievejleder | ADM4 | | |
| Just Lorensen | AC Bachelor | DTU Space | | |
| Berit Lorentsen | Kemikaliekonsulent | CAS | +45 45 25 10 38 | |
| Lars Lorentzen | Research Technician | DTU Wind | +45 21 32 73 31 | |
| Jessie Klang Lorentzen | Laboratory Technician | DTU National Food Institute | | |
| Benjamin Lorentzen | IT-Support | IT Service | +45 45 25 55 55 | |
| Anette Hald Lorenzen | IT supporter | IT Service | +45 20 66 48 15 | |
| Niels Lorenzen | Professor | DTU Aqua | +45 25 52 07 30 | |
| Heidi Lorenzen | Chefkonsulent | DTU Learn for Life | +45 20 82 96 37 | |
| Niels Rasmus Lorenzen | PhD student | DTU Health Tech | | |
| Giana Carli Lorenzini | Assistant Professor | DTU Engineering Technology | +45 51 80 15 42 | |
| Adrian Sylwester Los | Student Assistant | DTU Sustain | | |
| Hamid Lotfi | Project Controller | ADM5 | +45 93 51 18 04 | |
| Baowen Lou | Adjunkt | DTU Engineering Technology | | |
| Morgan Louédec | Postdoc | DTU Electro | | |
| Mathias Micheelsen Lowes | PhD Student | DTU Compute | | |
| Bingrui Lu | Research Consultant | DTU Electro | | |
| Andreas Noan Meldgaard Lu | Bachelor | DTU Health Tech | | |
| Zheng Lu | PhD Student | DTU Sustain | | |
| Biao Lu | Postdoc | DTU Space | | |
| Xinda Lu | PhD Student | DTU Electro | | |
| Frieder Lucklum | Professor | DTU Electro | +45 93 51 19 39 | |
| Azélice Ludot | Research assistant | DTU Wind | | |
| Stina Ludvigsen | Sekretær | IT Service | +45 93 51 17 44 | |
| Carsten Bjerre Ludwigsen | Postdoc | DTU Space | | |
| Casper Robert Balten van der Luijt | Research Assistant | DTU Biosustain | | |
| Marie Vestergaard Lukassen | Proteomics Core Facility Manager | DTU Bioengineering | | |
| Ádám Lukács | PhD Student | DTU Chemical Engineering | | |
| Kah Yean Lum | Postdoc | DTU Bioengineering | | |
| Simon Tobias Lund | PhD Student | DTU Compute | | |
| Niels Lund | Associate Professor Emeritus | DTU Space | +45 45 29 38 74 | |
| Astrid Louise Lund | Coordinator | AFRI | +45 20 80 27 10 | |
| Ole Lund | Professor | DTU Health Tech | | |
| Dorthe Skovgaard Lund | Project Manager | AFRI | +45 21 36 26 97 | |
| Rasmus Sode Lund | Software Engineer | DTU Wind | | |
| Hedvig Lerberg Lund | Student Assistant | DTU Management | | |
| Magnus Christensen Lund | Hjælpelærer | DTU Engineering Technology | | |
| Henriette Elisabeth Lund | Postdoc | DTU Physics | | |
| Ivar Lund | Senior Researcher | DTU Aqua | +45 24 89 39 63 | |
| Anja Lund | MSc Admission Officer | ADM4 | +45 35 88 55 08 | |
| Oliver Brincks Lund | Student Assistant | DTU Sustain | | |
| Philip Mark Lund | Postdoc | DTU Health Tech | | |
| Jesper Christensen Lund | Bygningskonstruktør | CAS | +45 93 51 06 37 | |
| Søren William Lund | Research Engineer | DTU Wind | +45 21 33 11 68 | |
| Yuka Omura Lund | Laboratory technician | DTU National Food Institute | | |
| Manja Nørrekær Lund | Industrial PhD | DTU Sustain | | |
| Hanna Marie Doris Lund | PhD Student | DTU Bioengineering | | |
| Birthe Susanne Rosenqvist Lund | Laboratory technician | DTU National Food Institute | +45 35 88 64 24 | |
| Malika Lund-Harris | Section Secretary | DTU Space | +45 93 51 19 72 | |
| Kasper Lund-Rasmussen | Studieadjunkt | DTU Adgangskursus | | |
| Pia Dræbye Lundager | HR Consultant | DTU Wind | | |
| Pia Dræbye Lundager | HR Consultant | ADM3 | +45 45 25 71 81 | |
| Linnea Sofie Lundberg | Journalist | AKM | +45 93 51 04 20 | |
| Hans Magnus Henrik Lundell | Associate Professor | DTU Health Tech | | |
| Agnete Troen Lundgaard | Research Assistant | DTU Health Tech | | |
| Christian Lundgaard | Specialkonsulent | CROME | | |
| Louise Scherffenberg Lundgaard | Research Technician | DTU Aqua | +45 93 51 15 40 | |
| Sarah Sofie Lundgreen | Studentermedhjælper | DTU Management | | |
| Bo Lundgren | Emeritus | DTU Aqua | +45 35 88 32 31 | |
| Clara Angermann Lundgren-Beck | Student Assistant | AFRI | | |
| Emil Victor Solvang Lundquist | Student Assistant | DTU Bioengineering | | |
| Laura Amalie Friis Lundsgaard | Financial Controller | ADM5 | Via Teams | |
| Carina Møgeltoft Lundstrøm | Økonomiassistent | Housing | | |
| Evgeniia Luneva | PhD Student | DTU Chemistry | 55-25-83-02 | |
| Tianming Luo | Postdoc | DTU Electro | +45 45 25 32 01 | |
| Ronen Daniel Lupan | Business Controller | ADM5 | +45 61 39 62 71 | |
| Francesco Luppino | PhD Student | DTU Biosustain | +45 71 52 94 46 | |
| Susan Mærsk Lusseau | Senior Consultant | DTU Aqua | +45 93 51 35 01 | |
| David Lusseau | Professor | DTU Aqua | +45 93 51 19 03 | |
| Guillaume Lutter | Engineer | DTU Sustain | +45 46 77 53 19 | |
| Dorthe Lybye | Senior Executive Officer | DTU Physics | | |
| Emmanouil Lydakis | PhD student | DTU Construct | | |
| Birgitte Lydik | Senior Executive Officer, PA to Carsten Orth Gaarn-Larsen | AFRI | +45 61 65 99 60 | |
| Pia Lyhne | Director of HR | ADM3 | +45 24 65 44 68 | |
| Karina Lykkegaard | FM-Koordinator | CAS | | |
| Klara Oline Aarup Lykkegaard-Ginsbo | Academic staff | DTU Space | | |
| Oliver Ackermann Lylloff | Researcher | DTU Wind | +45 93 51 18 27 | |
| Henrik Lyneborg | CRM/xRM Administrator | IT Service | +45 20 64 67 47 | |
| Julie Lynegaard | Aerbio /DTU Link | DTU Skylab | +45 71 20 16 02 | |
| Lars Lyngby | Senior Executive Officer | IT Service | +45 45 25 73 12 | |
| Christian Lyngbæk | Industrial technician | DTU Physics | +45 46 77 52 21 | |
| Per Lynggaard | Professor | DTU Electro | +45 45 25 34 86 | |
| Joachim Lyngholm-Kjærby | Research Assistant | DTU Construct | | |
| Niels Lyse | Fisheries Technician | DTU Aqua | +45 40 62 35 79 | |
| Steen Lysgaard | Scientific Software Developer | DTU Energy | +45 51 94 48 86 | |
| Troels Lysgaard-Hansen | Project Manager | CAS | +45 40 60 47 14 | |
| Elpida Lytra | Research Assistant | DTU Bioengineering | | |
| Nicoline Mohr Lytsen | Event Manager | DTU Skylab | + 45 93 51 14 52 | |
| Jesper Lægsgaard | Associate Professor | DTU Electro | +45 45 25 63 50 | |
| Gitte Læssøe | Administrative coordinator | DTU Chemical Engineering | +45 50 54 89 51 | |