| Dr | Dibakar | Sahoo | Sambalpur University | India | | Nanomaterials, sensing, dielectric, drug delivery | Best Researcher Award | |
| Mr | Dibyashakti | Panda | University of New Mexico | United States | Other | Geodesy | Best Researcher Award | View Profile |
| Dr. | Dibyendu Sekhar | Bag | Defence Materials and Stores Research and Development Establishment (DMSRDE), DRDO | India | Polymer-Matrix composites | Thermoplastics and also Self-healing Composites | Outstanding Scientist Award | View Profile |
| Mr | Digafe | Alemu | AASTU | Ethiopia | | Biomaterials | Best Faculty Award | |
| Mr | DILIP KUMAR | SINGH | ENERMECH OGP | India | | oil & gas pipeline repair by composite wraping | Excellence in Research | |
| Assoc Prof Dr | Dillip Kumar | Bisoyi | National Institute of Technology Rourkela | India | | Material Characterization | Best Researcher Award | |
| Mr | DINESH | LOHAR | SSBT COE Jalgaon | India | | Bio Composites of PLA reinforced with Bio fillers | Best Researcher Award | |
| Mr | Dinesh | Kumar | NIT kurukshetra | India | | Magnesium and alloys | Best Researcher Award | |
| Prof. | DINGDING | XIANG | Northeastern University | China | Coatings | Tribology;Laser clading | Best Researcher Award | View Profile |
| Assoc Prof. Dr | Dionicio Zocimo | Ñaupari Huatuco | Universidad Nacional de Ingeniería | Peru | Other | Sistemas electricos | Best Researcher Award | View Profile |
| Prof | Dipak Kumar | Maiti | Indian Institute of Technology, Kharagpur | India | | Static, Dynamics and Aeroelastic Analysis | Lifetime Achievement Award | |
| Assist Prof Dr | Diwakar | Makireddy | NIT Andrapradesh | India | Ceramic-Matrix composites | Ceramic Cutting tools for Dry Machining process | Best Researcher Award | |
| Assist Prof. Dr. | Dolgorsuren | Batjargal | Mongolian University of Science Technology, School of Information and Communication Technology | Mongolia | Analysis | Data science, Machine Learning, AI engineering | Best Researcher Award | View Profile |
| Prof. | Dong | Yang | 长江大学 | China | Analysis | 油气藏分析与开发 | Innovation Excellence Award | View Profile |
| Dr. | Dong-Ik | Kim | Korea Institute of Science and Technology | South Korea | Analysis | EBSD, Texture | Best Researcher Award | View Profile |
| Prof. | Dongmei | He | Kunming University of Science and Technology | China | Design of Materials and Components | Perovskite photovoltaics | Best Researcher Award | View Profile |
| Dr. | Dou | Hu | The University of Hong Kong | China | Ceramic-Matrix composites | ASJC 2503 | Best Researcher Award | View Profile |
| Dr | Dr.A.Renuka | Prasad | Sai Rajeswari institute of technology | India | Coatings | Anodizing coating | Best Researcher Award | |
| Dr | Dr.Kusum | Bania | Tezpur University | India | | Chemistry | Best Researcher Award | |
| Prof. | Duong | La | Institute of Chemistry and Materials | Vietnam | Design of Materials and Components | Energy storage and battery | Best Researcher Award | View Profile |