| Dr | Deepa | Bhagat | ICAR-National Bureau of Agriculturally Important Insects | India | Chemistry | Agriculture and nanotechnology | Innovation Award | |
| Mr | DEEP | SHANKAR | National Institute of Technology, Karnataka | India | Materials Science | Surface coating for Biomedical implants | Best Researcher Award | indianscientist.in |
| Assist Prof Dr | Deena | Sunil | Indira Gandhi National Tribal University, Amarkantak | India | Mathematics | Optimization Technique | Best Researcher Award | indianscientist.in |
| Ms | Deblina | Roy | Bidhan Chandra Krishi Viswavidyalaya | India | Agricultural and Biological Sciences | Agronomy | Best Researcher Award | indianscientist.in |
| Prof. | Debdas | Roy | National Institute of Advanced Manufacturing Technology (Formerly NIFFT), Hatia, Ranchi-834003 | India | Engineering | Materials Engineering | Best Researcher Award | indianscientist.in |
| Mrs. | Debasmita | Chakraborty | Indian Statistical Institute, Kolkata | India | Computer Science | Cryptography and Network Security | Best Researcher Award | |
| Ms | Debasmita | Mohanty | ICAR-CIFRI | India | Environmental Science | Microbiology, antimicrobial resistance | Best Researcher Award | indianscientist.in |
| Assist Prof Dr | DEBASISH | PRADHAN | UTKAL UNIVERSITY | India | Pharmacology | PHARMACEUTICAL SCIENCE | Best Researcher Award | indianscientist.in |
| Assoc Prof Dr | Debasis | Mukherjee | Vivekananda College, Thakurpukur | India | Mathematics | Mathematical ecology | Best Research Award | |
| Mr. | Debasis | Sahu | Fakir Mohan University | India | Physics and Astronomy | Gravitation and Cosmology | Best Researcher Award | indianscientist.in |
| Assist. Prof. Dr. | Debashis | Chatterjee | Visva Bharati University | India | Artificial Intelligence and Data Science Advancements | Statistics, Nature Conservation | Young Researcher Award | indianscientist.in |
| Dr | Debarati | Paul | AMITY UNIVERSITY | India | Sustainable Technologies for a Greener India | One health through sustainable and low cost production of yeast lipid and pigments | Women Researcher Award | |
| Dr | Debanjan | Mitra | The University of Burdwan | India | Agricultural and Biological Sciences | Bioinformatics | Best Researcher Award | |
| Prof | Debabrata | Das | Indian Institute of Technology Kharagpur | India | Energy | Biohydrogen production | Best Research Award | |
| Dr | Dayana | Jeyaleela | St.Joseph's College (Autonomous), Trichy | India | Chemistry | Nanoscience, Phytochemistry | Women Researcher Award | indianscientist.in |
| Dr. | Dayakar | Alti | Indian Council of Medical Research | India | Immunology and Microbiology | Parasitology (Kala-azar) | Best Researcher Award | indianscientist.in |
| Dr. | Dayakar | Alti | ICMR | India | Immunology and Microbiology | Leishmaniasis | Best Researcher Award | indianscientist.in |
| Dr | Dattatray | Takale | Vishwakarma Institute of information Technology, Pune | India | Engineering | Machine Learning, Wireless Sensor Network | Best Researcher Award | indianscientist.in |
| Dr. | Datta | Pawde | Department of Pharmaceutical Sciences Dr. Harisingh Gour Vishwavidyalaya Sagar M.P. Central government | India | Toxicology and Pharmaceutical Science | Pharmaceutical Analysis | Best Researcher Award | indianscientist.in |
| Dr. | Dastagiri | S | Sri Krishnadevaraya University | India | Materials Science | Nanomaterials, ferrites, titanate | Best Researcher Award | indianscientist.in |