| Mrs | Ijeoma | Nwajuaku | Nnamdi Azikiwe University, Awka | Nigeria | Best Researcher Award | |
| Ms. | Jacinta | Okwako | University of Nairobi | Kenya | Best Researcher Award | View Profile |
| Prof | Ali | Olad | University of Tabriz | Iran | Best Researcher Award | View Profile |
| Dr | Kehinde | Olaniyi | Afe Babalola University | Nigeria | Best Researcher Award | |
| Dr | Joao | Oliveira | Department of Physics, University of Aveiro | Portugal | Best Researcher Award | |
| Prof | Maria José | Oliveira | i3S | Portugal | Best Researcher Award | View Profile |
| Assist Prof Dr | Ahmed | Omar | Shorouk Academy | Egypt | Best Researcher Award | |
| Dr | Ameer N | Onaizah | Ministry of higher education | Iraq | Best Researcher Award | |
| Dr | Michael | Oni | Ahmadu Bello University, Zaria | Nigeria | Best Researcher Award | |
| Mrs | Olayinka | Onifade | Bells University of Technology, Ota | Nigeria | Women Researcher Award | |
| Assoc Prof Dr | Myagmarsuren | Orosoo | Mongolian National University of Education | Mongolia | Best Researcher Award | |
| Mr | Soroush | Oshnoei | Shahid Beheshti University | Iran | Editorial Board Member | |
| Dr | Aijaz Ali | Otho | Deportment of Botany GC university Hyderabad | Pakistan | Best Researcher Award | |
| Prof | Abdelmalik | ouamane | University Mohamed Khider Biskra, Algeria/ Department of Electrical Engineering | Algeria | Best Scholar Award | |
| Prof | Elijah | Oyeyemi | Dept. of Physics, University of Lagos | Nigeria | Excellence in Research | |
| Dr | Irineo | Pacheco | Universidad Autonoma de Qurétaro | Mexico | Best Researcher Award | |
| Mr | Ankitkumar | Pambhar | Gujarat Technological University | India | Best Researcher Award | |
| Dr | Marko | Panic | BioSense Institute | Serbia | Best Researcher Award | View Profile |
| Assoc Prof Dr | Georgios | Panoutsopoulos | University of Peloponnese | Greece | Best Researcher Award | |
| Ms | Shikha | Patel | Qatar University | Qatar | Best Researcher Award | View Profile |