| Prof. Dr. | Karim | Kabalan | American University of Beirut | Lebanon | Engineering | Best Researcher Award | popularscientist.com |
| Assoc. Prof. Dr. | Katarzyna | Błochowiak | Poznan University of Medical Sciences | Poland | Dentistry | Most Shared Article Award | popularscientist.com |
| Dr. | katayoun | Kargar | Toronto Metropolitan University | Canada | Engineering | Research Excellence Award | popularscientist.com |
| Prof. | Katepalli | Sreenivasan | New York University | United States | Physics and Astronomy | Lifetime Achievement Award | popularscientist.com |
| Assist. Prof. Dr. | Dr. Kaviyarasi | Renu | Centre of Molecular Medicine and Diagnostics (COMManD), Department of Biochemistry, Saveetha Dental College & Hospitals, Saveetha Institute of Medical and Technical Sciences, Saveetha University, Chennai | India | Biochemistry, Genetics and Molecular Biology | Women Researcher Award | popularscientist.com |
| Prof. Dr. | Ke-Lin | Du | Guangdong University of Science and Technology | China | Artificial Neural Networks | Best Researcher Award | popularscientist.com |
| Dr. | Ke | Wang | Karlsruhe Institute of Technology | Germany | Engineering | Young Scientist Award | popularscientist.com |
| Mr. | Kehinde | Akinwolere | Ball State University | United States | Computer Science and Artificial Intelligence | Best Researcher Award | popularscientist.com |
| Dr. | Kenechukwu | Anugwom | University of Nigeria, Nsukka | Nigeria | Social Sciences | Best Researcher Award | popularscientist.com |
| Prof. Dr. | Ken'ich | Ogawa | Research Institute for Biological Sciences, Okayama | Japan | Agricultural and Biological Sciences | Research Excellence Award | popularscientist.com |
| Dr. | Kenneth | O'Connor | University of West Florida | United States | Business, Management and Accounting | Best Researcher Award | popularscientist.com |
| Dr | Ketevan | Tavamaishvili | Georgian American University | Georgia | Biochemistry, Genetics and Molecular Biology | Outstanding Scientist Award | popularscientist.com |
| Ms. | Khadija | Iddrisu | Dublin City University | Ireland | Computer Science and Artificial Intelligence | Research Excellence Award | popularscientist.com |
| Mr | khaled | MILI | king Faisal University | Saudi Arabia | Business, Management and Accounting | Cutting-edge Industry Advancement Award | popularscientist.com |
| Prof. Dr. | KHIROUNI | Kamel | Faculté des Sciences de Gabès, University of Gabes | Tunisia | Physics and Astronomy | Best Researcher Award | popularscientist.com |
| Dr. | Komal | Bansal | Chandigarh University | India | Mathematics | Women Researcher Award | popularscientist.com |
| Dr. | Konduru | Balakrishna | Defence Institute of Biodefence Technologies | India | Immunology and Microbiology | Industry Impact Award | popularscientist.com |
| Prof. | Konstantinos | Andriotis | Hellenic Open University | Greece | Business, Management and Accounting | Excellence in Innovation Award | popularscientist.com |
| Mr. | Konstantinos | Sgantzos | National Technical University of Athens | Greece | Artificial Neural Networks | Best Researcher Award | popularscientist.com |
| Mr. | Konstantinos | Sidiropoulos | University of Patras | Greece | Medicine and Health Sciences | Research Excellence Award | popularscientist.com |