| Assist Prof Dr | Devran | YAZIR | Karadeniz Technical university | Turkey | Engineering | Maritime Transportation and Management Engineering | Best Researcher Award | |
| Ms | Dew | Biswas | University of Calcutta | India | Agricultural and Biological Sciences | Genetics | Young Scientist Award | |
| Dr | Dewashish | Kumar | CSIR-NGRI, HYDERABAD, INDIA | India | Earth and Planetary Sciences | Groundwater and Exploration Geophysics | Best Researcher Award | |
| Mr | Dhananjay | Janorkar | Shantaram Janorkar Foundation of Mathematics, MAHAN- 444 405, Dist. Akola, Maharashtra State, India | India | Mathematics | Mathematics, Astrophysics and Science | Best Researcher Award | youngscientistawards.com |
| Mr | Dharan | Bharti | University of Bologna | Italy | Psychology | Industrial Organizational Psychology | Research Excellence 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 |
| 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 | Dharmaraj | R | KPR Institute of Engineering and Technology | India | Engineering | Civil Engineering | Best Researcher Award | |
| Dr | Dharmendra | Bal | Vellore Institute of Technology, vellore | India | Chemical Engineering | Drug delivery systems | Best Researcher Award | |
| Dr | Dhevagi | P | Tamil Nadu Agricultural University | India | Environmental Science | Agricultural science | Best Researcher Award | |
| Dr | Dhilsath | Fathima M | Vel Tech Rangarajan Dr.Sagunthala R&D Institute of Science and Technology | India | Computer Science | Healthcare Informatics | Best Researcher Award | |
| Mr | Dhiraj | Wasule | Dr. Panjabrao Deshmukh Krishi Vidyapeeth, Akola | India | Agricultural and Biological Sciences | Plant Pathology | Best Researcher Award | youngscientistawards.com |
| Mr | Dhruba Jyoti | Borgohain | Mizoram University | India | Decision Sciences | Library and Information Science | Best Researcher Award | |
| 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 |
| Assoc Prof Dr | Diaa A. | Saadawi | Al-Azhar University | Egypt | Earth and Planetary Sciences | Geochemistry | Best Research Award | youngscientistawards.com |
| Dr | Dian Ahmad | Hapidin | Institut Teknologi Bandung | Indonesia | Physics and Astronomy | Material Science | Young Scientist Award | |
| 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 |