| Dr | Dung | Nguyen | Stanford University | Oncology Management and Prevention | United States | Best Researcher Award | |
| Assist. Prof. Dr. | Dr Sadaf | Haiyat | MPMMCC, HBCH,Tata memorial centreVaranasi | Cancer Biopsy | India | Best Researcher Award | pencis.com |
| Dr. | Donglin | Sun | Southern Medical University | Tumor Immunology | China | Best Researcher Award | pencis.com |
| Mr. | Dong | zhu | 临沂大学 | Organ-Defined Cancers | China | Best Researcher Award | pencis.com |
| Dr | Dlzar | Ghafoor | komar university of Science and technology | Oncology Case Reports | Iraq | Excellence in Research | |
| Dr | Dina | Mohamed | Helwan university | Oncology Therapy | Egypt | Excellence in Research | |
| Dr | Diane | Giovannini | Grenoble University Hospital | Others | France | Lifetime Achievement Award | |
| Ms. | Di | | Department of Nuclear Medicine, Beijing Tiantan Hospital, Capital Medical University | Oncology and Precision Medicine | China | Best Researcher Award | pencis.com |
| Mr | Devidas | Kushnure | Vidya Pratishthn's Kamalnayan Bajaj Institute of Engineering and Technology Baramati Maharashtra India | Others | India | Best Researcher Award | |
| Prof. | Dehua | Li | Air Force Medical University | Oncology Therapeutics and Novel Approaches | China | Best Researcher Award | pencis.com |
| Dr | David Bienvenue | NTEP NTEP | faculty of medicine and biomedical sciences\University of Yaounde I | Pharmaco-Oncology | Cameroon | Best Researcher Award | |
| Dr | David | Cella | Northwestern University Feinberg School of Medicine | Oncology Therapy | United States | Best Research Award | |
| Dr | David | Straus | Memorial Sloan Kettering Cancer Center | Oncology Therapy | United States | Best Researcher Award | |
| Mr | David | Kent | The Vision Clinic | Others | Ireland | Excellence in Research | |
| Prof | Davar | Amani | Shahid Beheshti Uni. med. sci. School of Medicine | Tumour Immunology | Iran | Best Research Award | |
| Ms | Danila | Madonia | Uppsala University Hospital | Organ-Defined Cancers | Sweden | Best Researcher Award | |
| Dr | Daniela | Capdepon | Royal College Australian | Cancer Genetics | Australia | Excellence in Research | |
| Mrs | Daniela | Capdepon | Campana Cancer Centre | Cancer Metabolomics | Argentina | Best Research Award | |
| Mr | Daniel Fernando | Santos Bustos | Universidad Distrital Francisco José de Caldas | Oncology Management and Prevention | Colombia | Young Scientist Award | |
| Prof. | Daniel | Negrini | Fluminense Federal University | Cancer Science | Brazil | Best Researcher Award | |