| Mr | Benjamin | Osei Tutu | Food and Drugs Authority | Ghana | Health Professions | Food Safety | Best Researcher Award | |
| Mr | Godfred | Osukuku | Pan African University for Life and Earth Sciences Institute (Including Health and Agriculture), PAULESI, University of Ibadan, Nigeria. | Kenya | Earth and Planetary Sciences | Petroleum Geoscience | Best Researcher Award | |
| Mr | Geoffrey | Otim | SynBio Africa | Uganda | Biochemistry, Genetics and Molecular Biology | Synthetic Biology | Best Researcher Award | |
| Dr | Omar | Otoom | Hychem | Australia | Engineering | Structural Engineering | Best Researcher Award | bestpaperawards.com |
| Dr | zeineb | ouerghi | university of Carthage | Tunisia | Chemistry | inorganic | Best Researcher Award | |
| Assoc. Prof. Dr | Hend | Ouertani | Hôpital Militaire de Tunis/ Faculté de Médecine Dentaire/ Université de Monastir | Tunisia | Dentistry | Chirurgie Orale | Best Researcher Award | bestpaperawards.com |
| Prof | Jianyong | Ouyang | National University of Singapore | Singapore | Materials Science | Thermoelectrics | Best Researcher Award | bestpaperawards.com |
| Prof Dr | Sébastien | OWONA | University of Douala | Cameroon | Earth and Planetary Sciences | Pétrologie | Best Researcher Award | |
| Prof. Dr | Sunday Olayinka | Oyedepo | Bells University of Technology | Nigeria | Engineering | Mechanical Engineering | Best Researcher Award | bestpaperawards.com |
| Assoc. Prof. Dr | Gökhan | Özçelik | Karadeniz Technical University | Turkey | Decision Sciences | Optimization | Best Researcher Award | bestpaperawards.com |
| Dr | İsmail | Özen | Karadeniz Technical University | Turkey | Engineering | Mechanical, Automotive, Aircraft | Best Researcher Award | |
| Assist. Prof. Dr | Hurşide Kübra | Özkan Kunduracı | Ankara Yıldırım Beyazıt University | Turkey | Social Sciences | Child Development and Education | Best Researcher Award | bestpaperawards.com |
| Mr | Ali | Özsevinç | Tokat Gaziosmanpaşa University | Turkey | Chemistry | Polyurethanes, Controlled release, Textile, Nanomaterials | Best Researcher Award | |
| Prof Dr | Mehmet | Ozsoz | Near East University Northern Cyprus | Turkey | Chemistry | Electrochemistry , Biosensor | Best Researcher Award | |
| Assist Prof Dr | TAMIZHDURAI | P | D.G.Vaishnav College | India | Chemistry | Excellence Best Paper Awards 2023 | Best Researcher Award | |
| Assist. Prof. Dr | Akshatha | P S | New Horizon College of Engineering | India | Engineering | Internet of Things | Best Researcher Award | bestpaperawards.com |
| Dr | Shweta | Pachpute | lsfpef college of physiotherapy nigdi pune | India | Health Professions | Physiotherapy | Most Reader's Article Award | |
| Dr | VASANTHI | PADMANABHAN | B S ABDUR RAHMAN CRESCENT INSTITUTE OF SCIENCE AND TECHNOLOGY | India | Environmental Science | BIO REMEDIATION | Best Researcher Award | |
| Assoc Prof Dr | Cecilia Liliana | Pagliero | UNRC - CONICET | Argentina | Engineering | Ingeniería de Procesos | Best Researcher Award | |
| Dr | Guadalupe | Palacios-Núñez | Universidad de La Ciénega del Estado de Michoacán de Ocampo | Mexico | Social Sciences | Estudios de Género/Política Científica | Best Researcher Award | |