| Prof | Ayman | Aly | Taif University | others | Saudi Arabia | Best Researcher Award | |
| Mrs. | María | Alvarenga | University of Pernambuco | Noscomial Infections, Hospital Acquired Infections, Health Care Associated Infections | Brazil | Best Researcher Award | |
| Dr. | Ruba | Altahla | Huazhong University of Science and Technology | others | China | Best Researcher Award | pencis.com |
| Dr | Mohammed | Alshahrani | University of Bisha | Infectious Diseases Prevention, Control and Cure | Saudi Arabia | Best Researcher Award | |
| Dr | Alkhansa | Alshabi | Jazan University | Hepatitis | Saudi Arabia | Best Researcher Award | |
| Prof | Mohammed M. | Alqahtani | King Khalid University | Causes and Symptoms of Infectious Diseases | Saudi Arabia | Best Researcher Award | |
| Prof Dr | Şengül | Alpay Karaoğlu | Recep Tayyip Erdoğan University | Animal Infectious Diseases, Zoonosis | Turkey | Women Researcher Award | |
| Dr | Tarig | Alnour | University of Tabuk | Epidemiology of Emerging and Re-Emerging Infectious Diseases | Saudi Arabia | Best Researcher Award | |
| Dr | hind | almufty | University of Duhok/ college of pharmacy | Vaccines and Vaccination | Iraq | Best Research Award | |
| Dr | zainab | almoosa | Almoosa specialist hospital | Treatment for Infectious Diseases | Saudi Arabia | Women Researcher Award | |
| Assoc Prof Dr | ABDULRHMAN | ALMADIY | Department of Biology, College of Arts and Sciences, Najran University, Najran, Kingdom of Saudi Arabia | others | Saudi Arabia | Best Researcher Award | |
| Mr. | Kasim | Allel | LSHTM | Antimicrobial, Antibiotic, Antibacterial Resistance | United Kingdom | Young Scientist Award | |
| Mr | Abdelah | Alifnur | Debretabor university | Infectious Diseases Prevention, Control and Cure | Ethiopia | Best Researcher Award | |
| Assoc Prof Dr | Shabbab | Alhammadi | Vice Rectorate for Facilities and Operation, Princess Nourah bint Abdulrahman University, P.O. Box 84428, Riyadh 11671, Saudi Arabia. | others | Saudi Arabia | Best Researcher Award | |
| Dr | Saad | Alghamdi | Umm Al-Qura University | Diagnosis of Infectious Diseases | Saudi Arabia | Best Researcher Award | |
| Dr | Vincenzo | Alfano | University of Messina | Epidemiology of Emerging and Re-Emerging Infectious Diseases | Italy | Best Researcher Award | |
| Assist. Prof. Dr. | O. Alejandro | Aleuy | Florida Atlantic University | others | United States | Best Researcher Award | pencis.com |
| Prof Dr | Edilson | Alencar-Filho | Universidade Federal do Vale do São Francisco | Infectious Diseases Prevention, Control and Cure | Brazil | Best Researcher Award | |
| Mr | Mikias | Alemu | Ethiopian Public Health Institute | Infectious Diseases Prevention, Control and Cure | Ethiopia | Best Research Award | |
| Mr | Tsegaye | Alemayehu | Hawassa University | Antimicrobial, Antibiotic, Antibacterial Resistance | Ethiopia | Best Researcher Award | |