| Ahmad Arabkoohsar | Professor | DTU Construct | +45 45 25 41 11 |  |
| Sajad Arabshahi | Student Assistant | DTU National Food Institute | | |
| Dagoberto Andres Sepulveda Araneda | Researcher | DTU Aqua | | |
| Amir Arasteh | Development Engineer | DTU Wind | | |
| Maria Gabriela Fernandez Araya | Konsulent | CAS | +45 20 91 43 59 | |
| Pablo Andrés Araya Araya | Postdoc | DTU Space | | |
| Marianne Hjorthede Arbirk | Division secretary Wind Turbine Division (WTD) | DTU Wind | +45 21 12 36 01 | |
| Omid Ardalani | Postdoc | DTU Biosustain | +45 93 51 03 97 | |
| Jan Henrik Ardenkjær-Larsen | Professor | DTU Health Tech | +45 40 27 27 75 | |
| Jacob Ardenkjær-Skinnerup | Postdoc | DTU National Food Institute | | |