| Dr | Laurie | Margolies | Icahn School of Medicine at Mount Sinai | United States | Medicine and Health Sciences | Breast Imaging: AI | Best Researcher Award | researchhypothesis.com |
| Dr | Lea | Petrovic | Boston Children's Hospital | United States | Social Sciences | Psychology | Best Researcher Award | researchhypothesis.com |
| Dr | Lei | Tong | China Academy of Chinese Medical Sciences | China | Medicine and Health Sciences | Neurodegenerative disease | Best Researcher Award | researchhypothesis.com |
| Dr | Leila | Azimi | Pediatric Infections Research Center, Research Institute for Children’s Health, Shahid Beheshti University of Medical Sciences, Tehran, Iran | Iran | Experimental Design | Molecular microbiology | Best Researcher Award | researchhypothesis.com |
| Dr | Leonard Jeffrey | Medeiros | MD Anderson | United States | Biology and Life Sciences | Hematopathology | Best Researcher Award | researchhypothesis.com |
| Ms | Leonardo | Polizeli | Un | Brazil | Biology and Life Sciences | Insect Taxonomy | Best Research Article Award | researchhypothesis.com |
| Prof | Li | Xu | Shanxi Datong University | China | Cosmology and Physics | Quantum Thermoelectric Transport | Research Excellence Award | researchhypothesis.com |
| Assoc. Prof. Dr | Liat | Hamama | Tel Aviv University | Israel | Social Sciences | Social work | Best Researcher Award | researchhypothesis.com |
| Assist. Prof. Dr | Lidia Mihaela | Necula | Dunarea de Jos University of Galati, Romania | Romania | Humanities and Science Integration | Literature, Media and Cultural Representation | Research Excellence Award | researchhypothesis.com |
| Assoc. Prof. Dr | Lihong | Zhao | China Agricultural University | China | Agricultural Science and Innovation | Animal husbandry science | Best Researcher Award | researchhypothesis.com |
| Assist. Prof. Dr | Liming | Ge | Shanghai Jiaotong University | China | Environmental Science | Environmental Economics and Sustainable Development | Best Researcher Award | researchhypothesis.com |
| Dr | Lin | Gu | Fudan University | China | Advanced Materials Engineering | Power semiconductor | Best Researcher Award | researchhypothesis.com |
| Prof | Lin | He | Shihezi University | China | Chemistry and Materials Science | Organic Chemistry | Best Researcher Award | researchhypothesis.com |
| Assoc. Prof. Dr | LIN | HUA | School of Naval Architecture | China | Engineering and Technology | Ship Engineering | Excellence in Innovation Award | researchhypothesis.com |
| Prof | Lina | Vieira | ESTeSL/IPL | Portugal | Medicine and Health Sciences | Education and training of medical professionals | Research Hypothesis Excellence Award | researchhypothesis.com |
| Ms | Lindi | Mathebula | SAMRC | South Africa | Medicine and Health Sciences | Public Health | Best Researcher Award | researchhypothesis.com |
| Dr | Lingzhi | Li | Tongji University | China | Engineering and Technology | Civil Engineering | Best Researcher Award | researchhypothesis.com |
| Dr | Lisette | Alcantara | University of Rochester | United States | Hypothesis Fundamentals | Environmental science | Best Scholar Award | researchhypothesis.com |
| Ms | Liu | Xiaolu | North China Electric Power University | China | Chemistry and Materials Science | Design and synthesis of porous materials and their application in radionuclide removal | Best Researcher Award | researchhypothesis.com |
| Prof | liwu | Fu | Sun Yat-sen University Cancer Center | China | Medicine and Health Sciences | anticancer drug pharmacology | Best Researcher Award | researchhypothesis.com |