| Prof Dr | Takuji | Oka | Department of Biotechnology and Life Sciences/Faculty of Biotechnology and Life Sciences/Sojo University | Japan | Best Researcher Award | View Profile |
| Mr | Chinedu | Okere | Texas Tech University | United States | Best Researcher Award | View Profile |
| Dr | Dismas | Oketch | University of Nairobi | Kenya | Excellence in Research Award | View Profile |
| Prof. Dr | Laima | Okuneviciute Neverauskiene | Vilnius Gediminas Technical University | Lithuania | Best Researcher Award | View Profile |
| Mr | Chibuzo Nwabufo | Okwuosa | Kumoh National Institute of Technology | South Korea | Best Researcher Award | View Profile |
| Dr | Leire | Olazar | University of the Basque Country | Spain | Research Excellence Award | View Profile |
| Dr | Akwashiki | Ombugadu | Federal University of Lafia | Nigeria | Best Researcher Award | View Profile |
| Mr | Mustafa | Onat | Marmara University | Turkey | Best Researcher Award | View Profile |
| Dr | Nyambane | Ontita | Central South University, China | China | Best Research Article Award | View Profile |
| Prof. Dr | Lourdes M. | Orejuela-Escobar | Universidad San Francisco de Quito | Ecuador | Best Researcher Award | View Profile |
| Assist Prof Dr | Nihan | Osmanağaoğlu | Amasya University | Turkey | Best Researcher Award | View Profile |
| Ms | Hanin | Othman | Pennsylvania State University | United States | Young Researcher Award | View Profile |
| Ms | Agnes | Ouedraogo | Université Thomas Sankara | Burkina Faso | Outstanding Contribution Award | View Profile |
| Mr | Sabir | Oussaoui | Mohammed VI Polytechnic University (UM6P) | Morocco | Research Excellence Award | View Profile |
| Dr | Necibe Fusun | Oyman Serteller | Marmara University | Turkey | Best Researcher Award | View Profile |
| Ms | YOGITHA | P.S. | SASTRA DEEMED UNIVERSITY | India | Best Researcher Award | View Profile |
| Ms | Lata | Pandey | Indian Institute of Information Technology Allahabad | India | Best Researcher Award | View Profile |
| Dr | Anastasios | Papageorgiou | National and Kapodistrian University of Athens | Greece | Research Excellence Award | View Profile |
| Dr | Anastasios | Papoutsoglou | General University Hospital of Patras | Greece | Research Excellence Award | View Profile |
| Mrs | Palmira | Papsiene | Vytautas Magnus University Agriculture Academy | Lithuania | Best Researcher Award | View Profile |