| Dr | Dasari | Ayodhya | Department of Chemistry, Osmania University | India | Chemistry | Materials Chemistry | Best Researcher Award | |
| Mr | Dasarathi | Padhan | National Institute of Science Education and Research, India | India | Economics, Econometrics and Finance | Environmental Economics | Best Researcher Award | |
| Dr | Dariush | Izadi | Western Sydney University | Australia | Arts and Humanities | Linguistic anthropology | Best Researcher Award | youngscientistawards.com |
| Mr | Dario Javier | Benavides Padilla | Universidad de Málaga | Ecuador | Engineering | Electricidad/Smart grids | Young Scientist Award | |
| Ms | Daria | Krasnytska | O. V. Palladin Institute of Biochemistry, NASU | Ukraine | Biochemistry, Genetics and Molecular Biology | cancer research | Young Scientist Award | youngscientistawards.com |
| Dr | Darcy | Pan | Platform24 Healthcare AB | Sweden | Social Sciences | Anthropology | Best Researcher Award | |
| Dr | Daphna | Levine | Cornell Tech | United States | Social Sciences | Urban Planning | Women Researcher Award | |
| Prof | Dapeng | Peng | Huazhong Agricultural University | China | Veterinary Science and Veterinary Medicine | Veterinary Drug Residues and Animal Derived Food Safety | Best Researcher Award | |
| Assoc. Prof. Dr | Daozhi | SHEN | Shanghai Jiao Tong University | China | Engineering | Mechanical Engineering | Young Scientist Award | youngscientistawards.com |
| Mr | Danrlei | Menezes | Hydraulic Research Institute - IPH/UFRGS | Brazil | Environmental Science | Hydrosedimentology | Young Scientist Award | |
| Dr | Danish | Fayaz | Alliance University, Bengaluru | India | Engineering | Structural and Aerospace Engineering | Best Innovation Award | |
| Dr | Danish | Fayaz | Department of Civil Engineering, Alliance School of Engineering and Design, Alliance University, Bengaluru, India | India | Engineering | Structural and Aerospace Engineering | Young Scientist Award | youngscientistawards.com |
| Dr | Daniele | Comberiati | Université Paul-Valéry Montpellier 3 | France | Arts and Humanities | Comics - Bandes dessinées | Best Researcher Award | |
| Mr | Daniele | Florio | University of Naples "Federico II", Department of Pharmacy | Italy | Chemistry | Inorganic chemistry; Biochemistry; Pharmaceutical science | Best Research Award | youngscientistawards.com |
| Dr | Daniela | Malengo | Istituto Europeo di Oncologia | Italy | Pharmacology, Toxicology and Pharmaceutical Science | Farmacologia | Women Researcher Award | youngscientistawards.com |
| Dr | Daniel | Iweze | University of Benin | Nigeria | Arts and Humanities | History and International Studies | Best Researcher Award | |
| Prof Dr | Daniel | Agyapong | University of Cape Coast | Ghana | Other | Environmental Management | Excellence in Innovation | |
| Dr | Daniel | Lindvall | Uppsala university | Sweden | Social Sciences | Energy policy | Best Researcher Award | |
| Dr | Daniel | Amaral | Universidade Nove de Julho | Brazil | Health Professions | Reabilitação Cardiopulmonar / Fisiologia | Young Scientist Award | |
| Dr | Daniel | Torruco | Centro de Investigación y de Estudios Avanzados del IPN. Unidad Mérida | Mexico | Agricultural and Biological Sciences | Biología marina | Excellence in Research | youngscientistawards.com |