| Dr | Diksha | Pathania | National dairy research institute, karnal (haryana) | India | Agricultural and Biological Sciences | Animal nutrition, nanotechnology | Best Researcher Award | |
| Mr | Diego Ailton | Prudêncio | Universidade do Estado de Santa Catarina | Brazil | Health Professions | Physiotherapy | Best Researcher Award | youngscientistawards.com |
| Prof | DIEGO | CENTONZE | Università degli studi di Foggia | Italy | Chemistry | Chimica Analitica | Best Researcher Award | |
| Prof | Didi | Rosiyadi | Badan Riset dan Inovasi Nasional (BRIN) | Indonesia | Computer Science | Cybersecurity | Best Researcher Award | youngscientistawards.com |
| Dr | Diane | Ghanem | The Johns Hopkins Hospital | United States | Medicine and Dentistry | Orthopaedic Surgery | Women Researcher Award | youngscientistawards.com |
| Dr | Diana | Hernawati | University of Siliwangi | Indonesia | Other | Ethnobiology | Women Researcher Award | |
| Dr | Diana | Samodova | University of Copenhagen, Novo Nordisk Foundation Center for Basic Metabolic Research | Denmark | Biochemistry, Genetics and Molecular Biology | Proteomics | Young Scientist Award | youngscientistawards.com |
| Ms | Diana | Konarbay | Abai Kazakh National Pedagogical University | Kazakhstan | Chemistry | Electrochemistry | Young Scientist Award | youngscientistawards.com |
| Dr | Dian Ahmad | Hapidin | Institut Teknologi Bandung | Indonesia | Physics and Astronomy | Material Science | Young Scientist Award | |
| Assoc Prof Dr | Diaa A. | Saadawi | Al-Azhar University | Egypt | Earth and Planetary Sciences | Geochemistry | Best Research Award | youngscientistawards.com |
| Mr | Di | Zhu | Fudan University | China | Immunology and Microbiology | Immuno-oncology | Best Researcher Award | youngscientistawards.com |
| Assoc. Prof. Dr | Di | Ma | First hospital of Jilin University | China | Neuroscience | Neuroinflammation | Best Researcher Award | youngscientistawards.com |
| Mr | Dhruba Jyoti | Borgohain | Mizoram University | India | Decision Sciences | Library and Information Science | Best Researcher Award | |
| Mr | Dhiraj | Wasule | Dr. Panjabrao Deshmukh Krishi Vidyapeeth, Akola | India | Agricultural and Biological Sciences | Plant Pathology | Best Researcher Award | youngscientistawards.com |
| Dr | Dhilsath | Fathima M | Vel Tech Rangarajan Dr.Sagunthala R&D Institute of Science and Technology | India | Computer Science | Healthcare Informatics | Best Researcher Award | |
| Dr | Dhevagi | P | Tamil Nadu Agricultural University | India | Environmental Science | Agricultural science | Best Researcher Award | |
| Dr | Dharmendra | Bal | Vellore Institute of Technology, vellore | India | Chemical Engineering | Drug delivery systems | Best Researcher Award | |
| Dr | Dharmaraj | R | KPR Institute of Engineering and Technology | India | Engineering | Civil Engineering | Best Researcher Award | |
| Dr | Dharmalingam | Kirubakaran | Department of Pharmacology, Saveetha Medical College and Hospital, Saveetha Institute of Medical and Technical Sciences (SIMATS), Saveetha University, Chennai, 602105, Tamil Nadu, India. | India | Pharmacology, Toxicology and Pharmaceutical Science | botany, pharmacology | Young Scientist Award | youngscientistawards.com |
| Dr | Dharini | N | R.M.K College of Engineering and Technology | India | Computer Science | Artificial Intelligence and Network Security | Young Scientist Award | youngscientistawards.com |