| Assist. Prof. Dr. | Leila | Abbasi | Shiraz University of Medical Sciences, Shiraz, Iran | Causes and Symptoms of Infectious Diseases | Iran | Best Researcher Award | pencis.com |
| Dr. | leila | yousefi | Tabriz University of Medical Sciences | Antimicrobials, Antibiotics, Antibacterials | Iran | Best Researcher Award | pencis.com |
| Dr | Leili | Abkar | University of British Columbia | Infectious Diseases Prevention, Control and Cure | Canada | Best Researcher Award | |
| Prof. | Leisheng | Zhang | The Fourth People's Hospital of Jinan (The Fourth People's Hospital of Jinan (Shandong Second Medical University) | Immunology of Infections | China | Best Researcher Award | pencis.com |
| Assoc Prof Dr | Lekan | Popoola | Afe Babalola University | others | Nigeria | Best Researcher Award | |
| Mr | Leonardo | Corecco | Universidade Federal do Rio Grande do Sul | others | Brazil | Best Research Award | |
| Dr. | LILIAN | RICCIO | FIOCRUZ | Malaria | Brazil | Best Researcher Award | pencis.com |
| Dr | Lin | Jiang | University of California, Los Angeles | Neuro Infectious Diseases | United States | Best Researcher Award | |
| Prof. | Litao | Yang | Shanghai Jiao Tong University | Diagnosis of Infectious Diseases | China | Best Researcher Award | |
| Prof. Dr. | Litong | Wang | The Second Hospital of Dalian Medical University | Urinary Tract Infections | China | Best Researcher Award | pencis.com |
| Prof. | Liyun | Zhang | Nankai University | Diagnosis of Infectious Diseases | China | Best Researcher Award | |
| Dr | Luciana Daniela | Garlisi Torales | Universidad María Auxiliadora | others | Paraguay | Best Researcher Award | |
| Prof Dr | LUCIANO | GOMES | Federal University of Mato Grosso | Diagnosis of Infectious Diseases | Brazil | Best Researcher Award | |
| Dr | LUZ | ALCANTARA | UASLP | Causes and Symptoms of Infectious Diseases | Mexico | Best Researcher Award | |
| Assoc Prof Dr | Maha | Al Mozaini | KFSHRC | Infectious Diseases Prevention, Control and Cure | United States | Best Researcher Award | |
| Mr | Mahamudul | Hasan | Sylhet Agricultural University, Bangladesh | others | Bangladesh | Young Scientist Award | |
| Prof Dr | Mahdi | Fakhar | Mazandaran University of Medical Sciences | Epidemiology of Emerging and Re-Emerging Infectious Diseases | Iran | Best Researcher Award | |
| Prof. | Mahdi | Barazesh | Bioedit company | Infectious Diseases Vaccines | Iran | Best Researcher Award | pencis.com |
| Assist Prof Dr | Mahmoud | ELSAYED | Faculty of engineering Aswan university | others | Egypt | Best Researcher Award | |
| Dr | Mahmoud | Moursy | Faculty of Science-Alexandria university | others | Egypt | Best Researcher Award | |