| Assoc. Prof. Dr. | Ozge | Yuksel Orhan | Hacettepe Üniversitesi | Turkey | Engineering | CHEMICAL ENGINEERING | Best Researcher Award | bookofaward.com |
| Prof. Dr. | Ousmane | THIARE | Université Gaston Berger | Senegal | Computer Science | IoT | Best Scholar Award | bookofaward.com |
| Mr | Oscar | García-Izquierdo Gango | University of Zaragoza | Spain | Engineering | Electrical | Best Researcher Award | |
| Assoc. Prof. Dr. | Orchidea Maria | Lecian | Sapienza University of Rome | Italy | Physics and Astronomy | Relativistic Astrophysics/ Particle | Best Researcher Award | bookofaward.com |
| Prof | Omirserik | Baigenzhenov | Satbayev university | Kazakhstan | Chemical Engineering | metall recovery | Best Paper Award | bookofaward.com |
| Prof | Omirserik | Baigenzhenov | Satbayev university | Kazakhstan | Chemical Engineering | metall recovery | Best Researcher Award | bookofaward.com |
| Mr. | Omid | Payam | Instlab at KN Toosi university of technology | Iran | Engineering | Cyber attack detection | Industry Impact Award | bookofaward.com |
| Mr. | Olivier | Delodji | China University of Geosciences Faculty of Earth Resources | China | Energy | Oil and Naturel Gas Engineering | Research Excellence Award | bookofaward.com |
| Dr. | Oliver | Skan | Royal Free London NHS Trust | United Kingdom | Medicine and Dentistry | Medical Education | Best Researcher Award | bookofaward.com |
| Dr. | OLGA | PETRIKI | aristotle university of thessaloniki | Greece | Other | Freshwater Fish and Fisheries | Best Researcher Award | bookofaward.com |
| Dr. | Olasumbo | Makinde | University of Johannesburg | South Africa | Health Professions | Artificial Intelligence application in Mental Health Care | Best Researcher Award | bookofaward.com |
| Prof | Oksana | Boyarchuk | I.Horbachevsky Ternopil National Medical University | Ukraine | Medicine and Dentistry | Pediatrics/ Immunology/ Autoimmunity | Best Researcher Award | bookofaward.com |
| Mr | Nuredin Teshome | Abegaz | Wollo University | Ethiopia | Earth and Planetary Sciences | Physics | | |
| Assoc. Prof. Dr. | norasage | pattanadech | Electrical Engineering Dept., School of Engineering, King Mongkut Institute of Technology Ladkrabang. | Thailand | Engineering | Energy | Best Researcher Award | |
| Dr. | Noorfidza | Yub Harun | Universiti Teknologi Petronas | Malaysia | Chemical Engineering | Gasification/Pyrolysis/Combustion for Syngas Production | Best Researcher Award | bookofaward.com |
| Ms. | Noelle | Clerkin | University of Suffolk | United Kingdom | Health Professions | Radiography Advanced Practice/Breast Cancer Detection | Best Researcher Award | bookofaward.com |
| Mr. | Nobendu | Mukerjee | West Bengal State University | India | Biochemistry, Genetics and Molecular Biology | Microbiology and Virology | Best Researcher Award | |
| Mr. | Nizar | Bitar | The Max Stern Yezreel Valley College | Israel | Social Sciences | Digital Learning; Higher Education | Best Researcher Award | bookofaward.com |
| Prof | Nizal | Sarrafzadegan | Isfahan Cardiovascular Research Center, Cardiovascular Research Institute, Isfahan University of Medical Sciences, Isfahan, Iran. | Iran | Health Professions | Cardiovascular diseases, Hypertension. | Best Researcher Award | |
| Dr. | NITHYASHRI | J | SRM INSTITUTE OF SCIENCE AND TECHNOLOGY | India | Computer Science | IOT | Best Researcher Award | |