| Dr | Rashmi | S | Dayananda Sagar College of Engineering | Tumour Immunology | India | Best Researcher Award | |
| Prof | Raul | Andino | University of California, San Francisco | Oncology Therapeutics and Novel Approaches | United States | Best Researcher Award | |
| Ms | Rebecca | Louison | Mount Mercy University | Oncology Alternative Medicine | United States | Best Research Award | |
| Dr | reyhane | zarbaf | imam khomaini Qazvin | Oncology Management and Prevention | Iran | Best Researcher Award | |
| Dr | Ricardo da | Alves | University of Valley Sapucai | Others | Brazil | Best Research Award | |
| Dr | Richard | WOJDAT | Franziskus Hospital Bielefeld-Herford | Oncology Therapy | Germany | Best Research Award | |
| Dr. | Richard | Laga | Institute of Macromolecular Chemistry CAS | Others | Czech Republic | Best Researcher Award | |
| Mrs | Rimjhim | Mohanty | KIIT School of Biotechnology | Targeted Cancer Therapy | India | Young Scientist Award | |
| Dr. | Roberta | Lanzara | University "G. d'Annunzio" of Chieti and Pescara | Others | Italy | Best Researcher Award | pencis.com |
| Prof Dr | Rommel Mario | Rodriguez Burbano | Ophir Loyola Hospital | Oncology and Precision Medicine | Brazil | Best Researcher Award | pencis.com |
| Prof. Dr. | Ronny | Priefer | MCPHS University | Cancer Biomarkers | United States | Best Researcher Award | pencis.com |
| Dr | ROSEKEILA | NOMELINI | UFTM/IPON | Cancer Biomarkers | Brazil | Best Researcher Award | |
| Dr | Roshanak | Shams | SBMU | Cancer Biomarkers | Iran | Best Researcher Award | |
| Dr. | Rui | Liu | Wenzhou Medical University | Radiation Oncology | China | | pencis.com |
| Mr. | S M Erfanul Kabir | Chowdhury | University of Chittagong | Oncology Therapeutics and Novel Approaches | Bangladesh | Best Researcher Award | |
| Dr | Saade | Jasim | Al-maarif university college | Cancer Cell Biology | Iraq | Best Research Award | |
| Ms. | Saba | Javed | Abasyn university | Gastric cancer | Pakistan | Best Researcher Award | |
| Prof | Sabry | Attia | King Saud University | Cancer Genetics | Saudi Arabia | Best Research Award | |
| Ms | sahar | Arabyazdi | Amirkabir University of Technology | Targeted Cancer Therapy | Iran | Best Research Award | |
| Prof | Sahar | Hamed | Urology and Nephrology Center, Mansoura University, Egypt. | Tumour Immunology | Egypt | Best Research Award | |