| Harry | Jarrett | Heights | United Kingdom | Biochemistry, Genetics and Molecular Biology | Human Nurition | worldtopscientists.com |
| Ramiin | Javahershenas | Urmia University | Iran | Chemistry | organic chemistry | |
| Kazem | Javan | Western Sydney University | Australia | Engineering | Civil engineering /water/concrete crrosion | worldtopscientists.com |
| Ammar | Javed | NYU Langone Health | United States | Medicine and Dentistry | Pancreatic Surgery | worldtopscientists.com |
| Ahmed | Jawhari | Jazan University | Saudi Arabia | Chemistry | Analytical Chemistry | worldtopscientists.com |
| jed | jebali | institut pasteur de tunis | Tunisia | Biochemistry, Genetics and Molecular Biology | recherche | worldtopscientists.com |
| Jelena | Jeftic | UMR CNRS 6226 | France | Chemistry | Physique | worldtopscientists.com |
| Madhab Chandra | Jena | BPUT | India | Environmental Science | Environmental Risk Assessment and control | worldtopscientists.com |
| Krzysztof | Jeziorski | National Institute of Geriatrics, Rheumatology and Rehabilitation | Poland | Medicine and Dentistry | Oncology | worldtopscientists.com |
| Sachin | Jhawar | The Ohio State University Comprehensive Cancer Center | United States | Medicine and Dentistry | Oncology | worldtopscientists.com |
| Mingyue | Ji | University of Florida | United States | Engineering | Electrical and Computer Engineering | worldtopscientists.com |
| zhiying | Ji | Shanghai university | China | Economics, Econometrics and Finance | Environmental economics | worldtopscientists.com |
| Zhiyou | Jia | University of Minho | Portugal | Engineering | Civil Engineering | worldtopscientists.com |
| Rongliang | Jia | Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences | China | Environmental Science | Ecology/Biological soil crusts/Prevention and control of desertification | worldtopscientists.com |
| Biqiang | Jiang | Northwestern Polytechnical University | China | Engineering | Optical Engineering | worldtopscientists.com |
| Jason | Jimenez | De La Salle University | Philippines | Social Sciences | Education | worldtopscientists.com |
| Tanu | Jindal | Amity Institute of Environmental Toxicology Safety and Mango | India | Environmental Science | Environmental Sustainable Energy | worldtopscientists.com |
| Luksika | Jiramonai | National Center for Nanoscience and Technology | China | Biochemistry, Genetics and Molecular Biology | Nanomedicines | worldtopscientists.com |
| Christina | Jones | University of Surrey | United Kingdom | Psychology | Health & Clinical Psychology | worldtopscientists.com |
| Pedro | Jose | The George Washington University School of Medicine & Health Sciences | United States | Medicine and Dentistry | Pharmacogenomics of Hypertension | worldtopscientists.com |