| Dr | oluwasanmi | Olabode | Covenant University | Nigeria | Engineering | Petroleum Engineering/Reservoir Engineering/Enhanced oil recovery and Optimization | Best Researcher Award | |
| Assist Prof Dr | OLUWAGBEMIGA PAUL | AGBOOLA | ISTANBUL GELISIM UNIVERSITY, ISTANBUL. TURKEY | Turkey | Environmental Science | Landscape Architecture, Urban Sustainability | Best Researcher Award | |
| Dr | Olusegun | Idowu | Kyoto University | United Kingdom | Agricultural and Biological Sciences | Crop Science | Best Researcher Award | |
| Prof. Dr | OLIANA | CARNEVALI | Polytechnic University of Marche | Italy | Biochemistry, Genetics and Molecular Biology | Environmental Toxicology | Best Researcher Award | bestpaperawards.com |
| Dr | Olga | Dymshits | S.I. Vavilov State Optical Institute | Russia | Materials Science | optical materials | Best Researcher Award | |
| Dr | Olawale | Olayide | University of Ibadan | Nigeria | Agricultural and Biological Sciences | Agri-preneurshup and sustainable development | Most Reader's Article Award | |
| Assist Prof Dr | Okan | Icten | Hacettepe University | Turkey | Chemistry | Inorganic Chemistry | Best Researcher Award | |
| Mr | OJUDOO | AJAMA | Inha University | South Korea | Earth and Planetary Sciences | Geophysics | Best Researcher Award | |
| Prof. Dr | Nyan-Hwa | Tai | National Tsing-Hua University | Taiwan | Materials Science | Carbon nanotubes and graphene | Best Researcher Award | bestpaperawards.com |
| Dr | Nusrat | Shafiq | Government College Women University Faisalabad | Pakistan | Chemistry | Pharmaceutical Chemistry focusing drug designing and development | Best Researcher Award | |
| Assist Prof Dr | Nurul Sakinah | Engliman | International Islamic University Malaysia | Malaysia | Engineering | Renewable Energy | Best Researcher Award | |
| Assoc Prof Dr | Nurul | Ainirazali | Universiti Malaysia Pahang | Malaysia | Chemical Engineering | Catalysis, Renewable Energy, Waste Water Treatment | Best Researcher Award | |
| Dr | Nowel Yinkfu | Njamnsi | University of Bamenda/ National Hydrocarbons Corporation (SNH) | Cameroon | Earth and Planetary Sciences | Petroleum Geoscience | Best Researcher Award | |
| Assist Prof Dr | Nouran | Fahmy | Faculty of pharmacy ain shams university | Egypt | Chemistry | Natural Products | Best Researcher Award | |
| Mrs | Nour | Abou Seada | The British University in Egypt | Egypt | Chemical Engineering | Nanotechnology, Water Treatment | Most Reader's Article Award | |
| Assoc. Prof. Dr | Noor Haida | Mohd Kaus | Universiti Sains Malaysia | Malaysia | Chemistry | Nanomaterials, Photocatalyst | Best Paper Award | |
| Assoc. Prof. Dr | Noor | Mahammad Sk | IIITDM Kancheepuram | India | Computer Science | Computer Architecture | Best Researcher Award | bestpaperawards.com |
| Dr | Nneka | Akwu | North-west University, South Africa | South Africa | Agricultural and Biological Sciences | Medicinal plant research-Plant morphology and phytomedicine | Most Reader's Article Award | |
| Assist Prof Dr | Njamen Kengdo | Arsène Aurelien | University of Dschang | Cameroon | Economics, Econometrics and Finance | international Economics | Best Researcher Award | |
| Dr | Nixson | Manurung | Universitas Imelda Medan | Indonesia | Nursing and Health Professions | Medical Surgical, Public Health | Best Researcher Award | bestpaperawards.com |