| Dr | Madhab Chandra | Jena | BPUT | India | Environmental Science | Environmental Risk Assessment and control | Best Researcher Award | worldtopscientists.com |
| Prof. Dr | Jelena | Jeftic | UMR CNRS 6226 | France | Chemistry | Physique | Excellence in Innovation Award | worldtopscientists.com |
| Prof Dr | jed | jebali | institut pasteur de tunis | Tunisia | Biochemistry, Genetics and Molecular Biology | recherche | Best Researcher Award | worldtopscientists.com |
| Assist. Prof. Dr | Ahmed | Jawhari | Jazan University | Saudi Arabia | Chemistry | Analytical Chemistry | Best Researcher Award | worldtopscientists.com |
| Dr | Ammar | Javed | NYU Langone Health | United States | Medicine and Dentistry | Pancreatic Surgery | Best Researcher Award | worldtopscientists.com |
| Mr | Kazem | Javan | Western Sydney University | Australia | Engineering | Civil engineering /water/concrete crrosion | Best Researcher Award | worldtopscientists.com |
| Dr | Ramiin | Javahershenas | Urmia University | Iran | Chemistry | organic chemistry | Best Researcher Award | |
| Dr | Harry | Jarrett | Heights | United Kingdom | Biochemistry, Genetics and Molecular Biology | Human Nurition | Best Researcher Award | worldtopscientists.com |
| Mr | Dhananjay | Janorkar | Shantaram Janorkar Foundation of Mathematics, MAHAN - 444 405, Tq. Barshitakli, Dist. Akola, Maharashtra State, India | India | Mathematics | Mathematics, Astrophysics and Science | Emerging Scientist Excellence Award | worldtopscientists.com |
| Dr | Dhananjay | Janorkar | Shantaram Janorkar Foundation of Mathematics | India | Mathematics | Mathematics, Astrophysics and Science | Scientific Excellence Achievement Award | worldtopscientists.com |
| Dr | Babita | Jangir | Agriculture Research Organisation | Israel | Earth and Planetary Sciences | Oceanography and cyclones | Best Researcher Award | worldtopscientists.com |
| Prof. Dr | Ho Won | Jang | Seoul National University | South Korea | Materials Science | Nanomaterials | Best Paper Award | worldtopscientists.com |
| Prof | Isam | janajreh | Khalifa University of Science and Technology | United Arab Emirates | Engineering | Desalination, thermochemical conversion, Sustainable energy | Best Researcher Award | worldtopscientists.com |
| Dr | Muhammad | Jamshaid | Faculty of Pharmaceutical Sciences, University of Central Punjab, Lahore, Pakistan | Pakistan | Pharmacology, Toxicology and Pharmaceutical Science | Pharmaceutical Technology | Best Researcher Award | worldtopscientists.com |
| Mr | Muhammad Ammad | Jamil | National University of Science and Technology | Pakistan | Environmental Science | Sustainable Energy Resources | Best Researcher Award | worldtopscientists.com |
| Mr | Rakshit | Jakhar | AGH University of Krakow | Poland | Environmental Science | E-Waste, Human Health, Climate change | Young Scientist Award | worldtopscientists.com |
| Mr | Ashish | Jaiswal | Career Point University, Hamirpur, H.P. | India | Immunology and Microbiology | Ph.D. in Microbiology | Outstanding Scientist Award | worldtopscientists.com |
| Dr | Ashok | Jagtap | National Centre for Polar and Ocean Research | India | Agricultural and Biological Sciences | Marine Sciences | Best Researcher Award | worldtopscientists.com |
| Dr | Zeeshan Haider | Jaffari | Konkuk University | South Korea | Chemical Engineering | Wastewater treatment using AI | Young Scientist Award | worldtopscientists.com |
| Dr | ۤۤFarnaz | Jafarpour | University of Tehran | Iran | Chemistry | Organic Chemistry/catalysis | Best Researcher Award | |