| Mr | OKBA | FERGANI | University Mohamed Khider Biskra / University Of Bouira | Algeria | Energy | Optimization | Young Scientist Award | youngscientistawards.com |
| Mr | Oliver Savio | Carlo | University of Salento | Italy | Environmental Science | Building and Environment | Young Scientist Award | youngscientistawards.com |
| Dr | Olivier | Materne | Standard de Liege | Belgium | Health Professions | Sports Medicine | Best Research Award | youngscientistawards.com |
| Dr | Olivier | VOREUX | ONERA - The French Aerospace Lab | France | Materials Science | Mechanics of solid materials | Best Researcher Award | youngscientistawards.com |
| Assoc. Prof. Dr | Omar | Alhaj | University of petra | Jordan | Veterinary Science and Veterinary Medicine | Camel milk | Best Researcher Award | youngscientistawards.com |
| Mr | Omar | Hazaymeh | Al-Balqa Applied University / Al-Huson University College | Jordan | Arts and Humanities | Applied Linguistics | Best Researcher Award | youngscientistawards.com |
| Dr | omkar | kulkarni | Dr. Vishwanath Karad MIT World Peace University | India | Engineering | Mechanical | Young Scientist Award | youngscientistawards.com |
| Dr | Omvir | Singh | IISc | India | Chemistry | Sustainable Biomass upgradation | Young Scientist Award | youngscientistawards.com |
| Prof | Omyma | Abd Allah | Faculty of Science, Sohag university | Egypt | Chemistry | Organic chemistry | Best Researcher Award | youngscientistawards.com |
| Dr | Orestis | Stavrakidis-Zachou | Hellenic Center for Marine Research | Greece | Agricultural and Biological Sciences | Aquaculture | Best Researcher Award | youngscientistawards.com |
| Dr | Orit | Jacobson Weiss | NIH | United States | Other | Radiochemistry/Molecular Imaging | Women Researcher Award | youngscientistawards.com |
| Dr | Osvaldo | Contreras | Victor Chang Cardiac Research Institute | Australia | Biochemistry, Genetics and Molecular Biology | Heart Development and Stem Cells | Best Researcher Award | youngscientistawards.com |
| Assist Prof Dr | Ourania | Kotsiou | University of Thessaly | Greece | Nursing and Health Professions | Airways Disease and Psychopathology: Extensions and Clinical Implications | Best Researcher Award | youngscientistawards.com |
| Prof. Dr | ovgu | yelgel | recep tayyip erdogan university | Turkey | Materials Science | computational materials science | Best Researcher Award | youngscientistawards.com |
| Assist. Prof. Dr | Özge | Özşen Batur | Eskişehir Osmangazi University | Turkey | Biochemistry, Genetics and Molecular Biology | Biotechnology, Biochemistry | Best Researcher Award | youngscientistawards.com |
| Mr | ÖZGÜR | YÜKSEKDAĞ | HARRAN ÜNİVERSİTESİ | Turkey | Biochemistry, Genetics and Molecular Biology | Carbonic Anhydrase IX | Young Scientist Award | youngscientistawards.com |
| Ms | P. | Kalaivani | Bharath Institute of Higher Education and Research, BIST, Chennai-73 | India | Chemistry | Nanotechnology | Young Scientist Award | youngscientistawards.com |
| Dr | Pablo | Coto-MIllán | University of Cantabria | Spain | Economics, Econometrics and Finance | Comercio Internacional, Transporte y Logística | Best Researcher Award | youngscientistawards.com |
| Dr | Pablo | Hegel | Universidad Nacional del Sur | Argentina | Chemical Engineering | Thermodynamics | Best Faculty Award | youngscientistawards.com |
| Prof. Dr | Pablo Jose | Baricelli | Universidad de Carabobo | Venezuela | Chemistry | Catálisis Homogenea Bifásica | Best Researcher Award | youngscientistawards.com |