| Dr | Diane | Ghanem | The Johns Hopkins Hospital | United States | Medicine and Dentistry | Orthopaedic Surgery | Women Researcher Award | youngscientistawards.com |
| Prof | Didi | Rosiyadi | Badan Riset dan Inovasi Nasional (BRIN) | Indonesia | Computer Science | Cybersecurity | Best Researcher Award | youngscientistawards.com |
| Prof | DIEGO | CENTONZE | Università degli studi di Foggia | Italy | Chemistry | Chimica Analitica | Best Researcher Award | |
| Mr | Diego Ailton | Prudêncio | Universidade do Estado de Santa Catarina | Brazil | Health Professions | Physiotherapy | Best Researcher Award | youngscientistawards.com |
| Dr | Diksha | Pathania | National dairy research institute, karnal (haryana) | India | Agricultural and Biological Sciences | Animal nutrition, nanotechnology | Best Researcher Award | |
| Dr | Dikshat Gopal | Gupta | Feinberg School of Medicine, Northwestern University | United States | Biochemistry, Genetics and Molecular Biology | Hematological Disorders (Acute Leukemias) | Best Scholar Award | youngscientistawards.com |
| Ms | Dilani | Hewa Pathirana | Coconut Research Institute | Sri Lanka | Agricultural and Biological Sciences | Food Science and Technology | Women Researcher Award | |
| Dr | Dilara | Ozkoyuncu Kocabas | TOBB Economics and Technology University, Ophthalmology Department | Turkey | Medicine and Dentistry | Ophthalmology | Best Researcher Award | youngscientistawards.com |
| Dr | Dilawar | Hussain | Nanjing University of Aeronautics and Astronautics , Nanjing,China | China | Mathematics | Fluid Mechanics | Best Researcher Award | youngscientistawards.com |
| Mr | Dileep | Pathote | IIT BHU VARANASI | India | Engineering | Metallurgical Engineering | Young Scientist Award | |
| Prof | Dilmi | Samia | University of El Oued, Fa. Exact Sciences, 39000 El-Oued, Algiria | Algeria | Physics and Astronomy | PHYSIQUE DES PLASMAS | Women Researcher Award | |
| Dr | Dilshod | Mamadaliev | Republican Scientific-Practical Medical Center of Neurosurgery | Uzbekistan | Neuroscience | Neurosurgery | Best Researcher Award | youngscientistawards.com |
| Mr | Dilwar Singh | Parihar | Punjab Agricultural University, Ludhiana, Punjab | India | Agricultural and Biological Sciences | Agricultural Engineering/Farm Machinery and Power Engineering | Best Scholar Award | |
| Dr | Dimitri | TCHAKOUNTE | Université de Yaoundé II | Cameroon | Economics, Econometrics and Finance | Economie de la santé | Young Scientist Award | |
| Dr | Dimitri | Koutzoumis | Sanaria Inc. | United States | Immunology and Microbiology | Infectious Diseases | Best Researcher Award | youngscientistawards.com |
| Dr | Dina | Awad | Benha university | Egypt | Agricultural and Biological Sciences | Food Hygiene and control (food safety) | Women Researcher Award | |
| Mr | Dinesh | Kumar | NATIONAL INSTITUTE OF TECHNOLOGY KURUKSHETRA | India | Engineering | Dry sliding wear | Best Researcher Award | |
| Dr | Dinushi | Tennakoon | International Institute of Health Sciences, Welisara, Sri Lanka | Sri Lanka | Health Professions | Pathological Physiology | Women Researcher Award | youngscientistawards.com |
| Mr | Dipak | Kanaujiya | Indian Institute of Technology Guwahati | India | Environmental Science | Biodegradation and bioremediation of toxicant | Best Researcher Award | |
| Mr | Dipanjan | Karati | School of Pharmacy, Techno India University, Kolkata | India | Pharmacology, Toxicology and Pharmaceutical Science | Medicinal Chemistry | Young Scientist Award | |