| Fatemeh Siar | Ph.d.-studerende | DTU Management | |  |
| Shuhab Siddigi | Studentermedhjælper | AFRI | | |
| Muhammad Talha Siddique | Ph.d.-studerende | DTU Construct | | |
| Amir Hamza Nazir Ahmed Siddiqui | Postdoc | DTU Construct | | |
| Peter Hjersing Sidelmann | Proceskonsulent | IT Service | 31 96 49 55 | |
| Charalampos Sideris | Videnskabelig assistent | DTU Sundhedsteknologi | | |
| Suzana Siebenhaar | Laborant | DTU Bioengineering | 23 39 88 40 | |
| Felix Wilhelm Siebert | Lektor | DTU Management | 45 25 65 81 | |
| Ida Berg Siemsen | Udviklingsingeniør | DTU Wind | | |
| Luna-Marie Gottlieb Siercke | Laborantpraktikant | DTU Sustain | | |
| Rebecca Siert | Kontorassistent | DTU Compute | | |
| Ioannis Sifnaios | Forsker | DTU Construct | | |
| Caroline Amalie Siggaard | Student Assistant | DTU Offshore | | |
| Marianne Winther Vilsbøll Sigh | Stewardesse | DTU Aqua | | |
| Ole Sigmund | Professor | DTU Construct | 45 25 42 56 | |
| Renata Sigrist | Senior Strain Engineer | BRIGHT | | |
| Kristoffer Wernblad Sigsgaard | Postdoc | DTU Construct | 45 25 62 28 | |
| Tiina Sigurdson | Project Controller | AØR | 93 59 68 10 | |
| Birni Sigvardsen | HLSA Technologies /Skylab Startup Program | DTU Skylab | 81 98 47 75 | |
| Lasse Sigvert | Hjælpelærer | DTU Management | | |
| Kaarel Siimut | Erhvervs-ph.d.-studerende | DTU Construct | 42 11 14 44 | |
| Aurys Silinga | Postdoc | DTU Nanolab | | |
| Rudini Tua Silitonga | Ph.d.-studerende | DTU Kemiteknik | | |
| Nikolaj Bjerregaard Sillassen | Ph.d.-studerende | DTU Space | | |
| Louis Rainer Siller | Hjælpelærer | DTU Management | | |
| Caio de Oliveira Gorgulho Silva | Postdoc | DTU Bioengineering | | |
| Eduardo Lima Simões da Silva | Videnskabelig assistent | DTU Space | | |
| Gabriel Moraes Silva | Postdoc | DTU Kemiteknik | | |
| Piotr de Silva | Professor | DTU Energi | 93 51 08 19 | |
| Lucas Vinicius Santos Silva | Videnskabelig assistent | DTU Aqua | | |
| Fernanda Carolina da Silva | Postdoc | DTU Aqua | | |
| Marcelo Gregorio F Fares da Silva | Postdoc | DTU Sundhedsteknologi | 55 22 42 15 | |
| Rodrigo Silva | Ph.d.-studerende | DTU Electro | 45 25 66 06 | |
| Pedro Lynce de Faria Gomes da Silva | Bachelor | DTU Compute | | |
| Bianca Cambiaghi e Silva | Ph.d.-studerende | DTU Aqua | | |
| Andrea De Silvestri | Ph.d.-studerende | DTU Kemiteknik | | |
| Rodrigo Oliver Simancas | Postdoc | DTU Fødevareinstituttet | | |
| Miguel Torrens Simarro | Hjælpelærer | DTU Management | | |
| Elliot Simon | Senior Udviklingsingeniør | DTU Wind | +45.935.11593 | |
| Jamie Engelhardt Simon | Erhvervs-ph.d. LM Wind Power | DTU Wind | | |
| Jens Simon-Gaarde | Hjælpelærer | DTU Construct | | |
| Alen Simonic | Ph.d.-studerende | DTU Sustain | | |
| Hugh Simons | Lektor | DTU Fysik | 22 75 51 45 | |
| Sebastian Bjerregaard Simonsen | Seniorforsker | DTU Space | 45 25 97 74 | |
| Signe Simonsen | Postdoc | DTU Kemi | | |
| Claus Christian Simonsen | Ekstern lektor | DTU Construct | | |
| Claus Christian Simonsen | Ekstern lektor | DTU Byg | | |
| Søren Bredmose Simonsen | Lektor | DTU Energi | 20 12 06 11 | |
| Peter Slotved Simonsen | Maskinmester | CAS | 21 36 29 76 | |
| Peter Husted Simonsen | Studentermedhjælper | DTU Fødevareinstituttet | | |
| Louise Simonsen | Kontorchef, Organisatorisk Kommunikation | AKM | 28 14 36 24 | |
| Torben Simonsen | Servicemedarbejder | DTU Nanolab | 45 25 57 82 | |
| Tummas Simonsen | Medhjælper | DTU Byg | | |
| Tummas Simonsen | Medhjælper | DTU Space | | |
| Michael Simonsen | Chefkonsulent | AHR | 91 37 00 93 | |
| Rikke Simonsen | Leder for Stab for CIO | IT Service | 23 39 66 65 | |
| Michaela Horn Simonsen | Sektionsleder | DTU Management | 45 25 46 28 | |
| Ernestas Simutis | Videnskabelig assistent | DTU Wind | | |
| Gürkan Sin | Professor | DTU Kemiteknik | 45 25 29 80 | |
| Emil Christian Sindberg | VenData /DTU Skylab Incubator | DTU Skylab | 28 68 73 42 | |
| Sukhminder Singh | Postdoc | DTU Construct | | |
| Radheshyam Singh | Postdoc | DTU Electro | 45 25 51 87 | |
| Piyush Singh | Postdoc | DTU Energi | | |
| Rahul Singh | Ph.d.-studerende | DTU Bioengineering | | |
| Arwinder Singh | Ph.d.-studerende | DTU Kemiteknik | | |
| Sweta Singh | Laboratory Technician | BRIGHT | | |
| Suraj Singh | Ph.d.-studerende | DTU Construct | | |
| Vanita Singh | Senior Manager, Graduate Admissions and Recruitment | AUS | 45 25 78 57 | |
| Binod Singh | Ph.d.-studerende | DTU Compute | | |
| Munendra Pal Singh | Postdoc | DTU Construct | | |
| Priyanka Singh | Seniorforsker | DTU Sundhedsteknologi | | |
| Pintu Singha | Postdoc | DTU Fysik | | |
| Shobhit Singhal | Ph.d.-studerende | DTU Wind | | |
| Lilian Anouk Singhofen | Ph.d.-studerende | DTU Energi | | |
| Sukanya Sinha | Specialkonsulent | DTU Fødevareinstituttet | 93 51 13 24 | |
| Anurag Kumar Sinha | Lektor | DTU Fødevareinstituttet | 71 53 78 53 | |
| Arkabrata Sinha | Postdoc | DTU Construct | | |
| Luisa Siniscalchi | Lektor | DTU Compute | | |
| Björn Sinz | Ph.d.-studerende | DTU Fysik | | |
| Mattia Siragusa | General Manager, Core Facilities Group | DTU Sundhedsteknologi | | |
| Francesco Sirovich | Ph.d.-studerende | DTU Electro | | |
| Fabrizio Sisinni | Postdoc | DTU Compute | | |
| Abhishek Sivaram | Postdoc | DTU Kemiteknik | | |
| Jesper Bülow Sivertsen | Oracle og UNIX konsulent | IT Service | 45 25 10 53 | |
| Mikael Sjöholm | Seniorforsker | DTU Wind | 46 77 54 48 | |
| Jan Sjølin | Forskningstekniker | DTU Wind | | |
| Jacob Sterup Skaarup | Hjælpelærer | DTU Wind | | |
| Bitten Skaarup | Specialkonsulent | DTU Energi | 21 33 07 32 | |
| Signe Koggersbøl Skadborg | Postdoc | DTU Sundhedsteknologi | | |
| Peter Skade | FOM Technologies /DTU Link | DTU Skylab | | |
| Anette Skafte | Serviceassistent | DTU Bioengineering | | |
| Kristian Surdal Skailand | Ph.d.-studerende | DTU Fysik | | |
| Joan Skarby | Regnskabsmedarbejder | AØR | 45 25 12 80 | |
| Harald Vilhelm Skat-Rørdam | Videnskabelig assistent | DTU Compute | | |
| Rasmus Skeem | Studentermedhjælper | AØR | | |
| Lina Skerath | Ph.d.-studerende | DTU Compute | | |
| Ioannis V. Skiadas | Lektor | DTU Kemiteknik | 45 25 27 29 | |
| Jeffrey Edward Skiby | Specialkonsulent | DTU Fødevareinstituttet | 35 88 66 04 | |
| Natalia Skinder | Postdoc | DTU Kemi | | |
| Amalie Kirstine Skinne | Ph.d.-studerende | DTU Kemi | | |