| Prof. Dr | Marceliano | Oliveira | UEA Amazon State University | Brazil | Atomic Physics | Statistics / Distributions | Best Researcher Award | View Profile |
| Dr | Adewumi | Oluwole | UNIVERSITY OF PRETORIA | South Africa | Particle Physics | Material synthesis for energy storage | Best Researcher Award | View Profile |
| Mr | Maxwell | Omaboe | University of Cape Coast | Ghana | Atomic Physics | Philosophy of Science | Best Researcher Award | View Profile |
| Dr | Khalid | Omer | University of Sulaimani | Iraq | Others | Bioanalysis and nanomaterials | Best Scholar Award | |
| Mr | Babatunde | Omiyale | University of Saskatchewan, Mechanical Engineering Department | Canada | Thermodynamics and Statistical Mechanics | Thermal Management | Best Researcher Award | View Profile |
| Mrs | Temitayo | Omoyeni | Cyprus International University,Haspolat | Cyprus | Biophysics | Biopolymer | Research Excellence Achievement Award | View Profile |
| Mr | Antonín | Opíchal | Nuclear Physics Institute CAS/ Placký University Olomouc | Czech Republic | Nuclear Physics | Relativistic heavy ion collisions | Best Researcher Award | View Profile |
| Prof Dr | Elif | Orhan | Gazi University | Turkey | Atomic Physics | Nanotechnology | Best Researcher Award | |
| Dr | Glenn | Orton | Jet Propulsion Laboratory, California Institute of Technology | United States | Molecular Physics | Collision-Induced Absorption | Molecular Physics Achievement Award | View Profile |
| Mr | Jeff Dacosta | Osei | University of Energy And Natural Resources | Ghana | Others | Remote Sensing | Young Scientist Award | |
| Prof. Dr | Mukhtarbay | Otelbayev | Al-Farabi Kazakh National University | Kazakhstan | Mathematical Physics | Mathematics | Best Researcher Award | View Profile |
| Mr | Elmehdi | Ould Maina | Universitè Gustave Eiffel - Ecole Polytechnique du Paris | France | Molecular Physics | Materials Science | Young Scientist Award | View Profile |
| Dr | fatma | OULED SAAD | ENIM | Tunisia | Experimental Physics | Développement d’une méthode inverse pour la tomographie de résistance électrique. Application à la reconstruction de porosité au cours de la déshydratation | Best Researcher Award | View Profile |
| Mr | Safianou | Ousmanou | CONGEO Engineering Service and Consulting | Cameroon | Others | Remote Sensing | Best Researcher Award | View Profile |
| Mr | Albert Morang'a | Oyugi | Egerton University | Kenya | Atomic and Molecular Spectroscopy | UV-Vis spectroscopy | Young Scientist Award | View Profile |
| Assist. Prof. Dr | Anil | Ozdemir | Gazi University | Turkey | Experimental Physics | Construction Materials | Young Researcher Award | View Profile |
| Dr | Kesyton | Ozegin | Ambrose Alli University, Ekpoma, Edo State, Nigeria | Nigeria | Experimental Physics | Solid Earth and Space Physics | Best Researcher Award | View Profile |
| Dr | TIAGO | PACHECO | IFNMG-CAMPUS JANUÁRIA | Brazil | Condensed Matter Physics | MATERIALS PHYSICS | Best Researcher Award | View Profile |
| Prof | SANJAY KUMAR | PADALIYA | SGRR PG College, Dehradun | India | Mathematical Physics | Fixed Point Theory | Best Researcher Award | View Profile |
| Dr | Nikhil | Padhye | Vertex Pharmaceuticals | United States | Molecular Physics | Polymers | Best Researcher Award | |