| Morten Halkier Larsen | Searine /DTU Link | DTU Skylab | 21 75 52 80 |  |
| Jesper Larsen | Professor, Divisionsleder | DTU Management | 45 25 33 85 | |
| Stefan Lykke Carius Larsen | Kortomatic /DTU Link | DTU Skylab | | |
| Martin Hage Larsen | Seniorforsker | DTU Aqua | | |
| Kristian Larsen | Forskningstekniker | DTU Energi | 28 58 62 51 | |
| Rolf Larsen | Studentermedhjælper | CAS | | |
| Charlotte Bjørner Larsen | Laborant | DTU Aqua | 93 51 07 99 | |
| Jonas Thygesen Larsen | Ph.d.-studerende | DTU Kemi | | |
| Laurits Fredsgaard Larsen | Postdoc | DTU Compute | | |
| Nick Yao Larsen | Postdoc | DTU Compute | | |
| Jeanett Kirit Larsson | Kontorchef | AUS | 45 25 73 90 | |
| Elin Maria Marken Larsson | Postdoc | DTU Kemiteknik | | |
| Dan Dittrich Larsson | Biblioteksmedarbejder | AFRI | 45 25 73 01 | |
| Pia Larsson | Studieadministrativ koordinator | DTU Compute | 93 51 35 28 | |
| Xiaoli Guo Larsén | Professor | DTU Wind | 21 32 73 32 | |
| Rosanna Larter | Center Koordinator | DTU Sustain | | |
| Mar Guaza Lasheras | Postdoc | DTU Sundhedsteknologi | | |
| Sima Lashkari | Gæste postdoc | DTU Energi | | |
| George Lasisi | Ph.d.-studerende | DTU Kemi | | |
| Anne Dahl Lassen | Seniorforsker | DTU Fødevareinstituttet | 93 51 89 43 | |
| Desiree Corvera Kløve Lassen | Ph.d.-studerende | DTU Sundhedsteknologi | | |
| Anne Sofie Kofod Lassen | Økonomiassistent | PKS | | |
| Swenja Lassen | Ph.d.-studerende | DTU Fødevareinstituttet | | |
| Oskar Bohn Lassen | Ph.d.-studerende | DTU Management | | |
| Frederikke Emilie Storkehave Lassen | Kontorelev | DTU Space | 20 65 74 95 | |
| Juan Maria García Lastra | Sektionsleder, Professor | DTU Energi | 45 25 82 13 | |
| Sara Latini | Postdoc | DTU Bioengineering | | |
| Simone Latini | Lektor | DTU Fysik | | |
| Anna Lauemøller | Ph.d.-studerende | DTU Bioengineering | | |
| Martin Wolfgang Lauer-Schmaltz | Postdoc | DTU Management | | |
| John H. Lauersen | Bygning it-specialist | IT Service | 45 25 79 30 | |
| Anne Lauesen | Administrativ koordinator | DTU Fødevareinstituttet | 31 96 49 00 | |
| Dane Laugesen | Fiskeritekniker | DTU Aqua | 20 69 51 17 | |
| Rémi Laumont | Postdoc | DTU Management | | |
| Karl Magnus Laundal | Seniorforsker | DTU Space | | |
| Alexis Laurent | Professor, Sektionsleder Quantitative Sustainability Assessment | DTU Sustain | 45 25 44 23 | |
| Julie Laurent | Postdoc | DTU Fødevareinstituttet | | |
| Trine Kort Lauridsen | Institutkoordinator | DTU Engineering Technology | 35 88 51 11 | |
| August Lauridsen | IT Supporter | BRIGHT | 93 51 10 97 | |
| Jonas Bregnhøj Lauridsen | Data analytiker | DTU Space | 45 25 96 70 | |
| John Lauridsen | Ingeniørassistent | DTU Space | 45 25 38 24 | |
| Michael Stuer Lauridsen | Innovation Partner | DTU Skylab | 45 25 10 36 | |
| Bodil Wesenberg Lauridsen | Ekstern lektor | DTU Sustain | | |
| Jerik Lauridsen | Hjælpelærer | DTU Adgangskursus | | |
| Bruno Laurini | Postdoc | DTU Wind | | |
| Sune Nordentoft Lauritsen | Centerleder, DTU Space Ventures | DTU Space | 20 64 11 60 | |
| Jan Prehn Lauritzen | Project Controller | AØR | 93 51 03 71 | |
| Elisabeth Damsgaard Lauritzen | Sekretær | DTU Aqua | 93 51 16 96 | |
| Bent Lauritzen | Seniorforsker, centerleder | DTU Fysik | 46 77 49 06 | |
| Suzanne Lauritzen | Ekstern lektor | DTU Entrepreneurship | | |
| Mette Hauge Lauritzen | Specialkonsulent | DTU Sundhedsteknologi | | |
| Nusik Gedikoglu Lauritzen | Postdoc | DTU Engineering Technology | | |
| Riccardo Lauro | Ph.d.-studerende | DTU Entrepreneurship | 93 59 68 32 | |
| Mikkel Peter Frøslee Laursen | Studentermedhjælper | DTU Sundhedsteknologi | | |
| Henrik Laursen | Systemprogrammør | DTU Sundhedsteknologi | 45 25 36 92 | |
| Stine Kunnerup Laursen | AC-fuldmægtig/Fundraiser | DTU Nanolab | 21 12 43 41 | |
| Michael Blohm Laursen | IT-specialist | ØSS samarbejdet | | |
| Michael Blohm Laursen | Konsulent | IT Service | 35 88 80 25 | |
| Marie Fjeldsted Laursen | Ph.d.-studerende | DTU Bioengineering | | |
| Martin Frederik Laursen | Lektor | DTU Fødevareinstituttet | 28 97 12 41 | |
| Jytte Vejsgaard Laursen | Projekt- og kommunikationskoordinator | DTU Construct | 45 25 48 98 | |
| Nikolaj Laursen | Project Controller | AØR | 93 51 05 59 | |
| Rasmus Holtegaard Laursen | Laborantpraktikant | DTU Aqua | | |
| Kirstine Jeanette Laursen-Keldorff | Akademisk medarbejder | APR | | |
| Andrei Laurynenka | Gruppeleder, Lektor | DTU Electro | 45 25 63 92 | |
| Mette Lausten | Business Controller | AØR | 42 26 31 26 | |
| Andreas Hougaard Laustsen-Kiel | Professor | DTU Bioengineering | 29 88 11 34 | |
| Julian Lava | Ph.d.-studerende | DTU Kemi | | |
| Charles William Lawrence | Chefkonsulent | AFRI | 93 51 06 05 | |
| Brianna Marie Lax | Postdoc | BRIGHT | 91 92 85 53 | |
| Helena Aagaard Laybourn | Postdoc | DTU Bioengineering | | |
| Jonas Lazard | Ph.d.-studerende | DTU Compute | | |
| Claudia Lazarte | Adjunkt (tenure track) | DTU Fødevareinstituttet | | |
| Quang Le | Udviklingsingeniør | DTU Sundhedsteknologi | 93 59 68 57 | |
| Tran Nguyen Le | Adjunkt | DTU Engineering Technology | 93 51 14 56 | |
| Matteo Lecchi | Ph.d.-studerende | DTU Energi | 93 51 04 12 | |
| Minju Lee | Postdoc | DTU Space | | |
| Donghwa Lee | Postdoc | DTU Fysik | | |
| Dohun Lee | Postdoc | DTU Fysik | | |
| Haeyoung Lee | Ph.d.-studerende | DTU Fødevareinstituttet | | |
| Roxy Lee | Postdoc | DTU Energi | | |
| Sangwon Lee | Ph.d.-studerende | DTU Wind | | |
| Pimlapas Shinny Leekitcharoenphon | Seniorforsker | DTU Fødevareinstituttet | 35 88 71 83 | |
| Anna Leer | Ph.d.-studerende | DTU Space | | |
| Baptiste Lefaucher | Postdoc | DTU Electro | | |
| Brian Nyvang Legarth | Lektor, Dr. techn. | DTU Construct | 45 25 42 57 | |
| Sune Lehmann | Professor | DTU Compute | 45 25 39 04 | |
| Bo Meyer Lehmann | Driftsleder | IT Service | 35 88 89 23 | |
| Lasse Lehmann | Postdoc | DTU Space | 60 54 06 96 | |
| William Theodor Lehn-Schiøler | Erhvervs-ph.d.-studerende | DTU Sundhedsteknologi | | |
| Ransom Lekunze | Ekstern lektor | DTU Engineering Technology | | |
| Steen Leleur | Professor emeritus | DTU Management | 45 25 15 30 | |
| Giorgos Leloudas | Seniorforsker | DTU Space | | |
| Grégory Guillaume Lemaire | Specialkonsulent | DTU Sustain | 45 25 16 19 | |
| Jakob Lemvig | Lektor | DTU Compute | 45 25 30 51 | |
| William Hans Lenander | Pinaldo ApS /DTU Skylab Incubator | DTU Skylab | 31 41 04 03 | |
| Torben Anker Lenau | Lektor | DTU Construct | 45 25 48 11 | |
| Gergely János Lendvay | Studentermedhjælper | DTU Fysik | | |
| Christina Johanna Lenhard | Laboratory Technician | BRIGHT | 93 51 11 99 | |
| Sudakshya Sucharita Lenka | Ph.d.-studerende | BRIGHT | | |