| Dr | Ojong | Ojong | University of Calabar r | Nigeria | Best Researcher Award | popularengineer.org |
| Dr | Olayomi | Falowo | Landmark University | Nigeria | Best Researcher Award | popularengineer.org |
| Dr | Omar | Soufi | EMI | Morocco | Best Researcher Award | popularengineer.org |
| Assoc. Prof. Dr | ORAPIN | ANUTARAPONGPAN | Department of ophthalmology, Faculty of Medicine, Srinagarind Hospital, Khon Kaen University | Thailand | Best Researcher Award | popularengineer.org |
| Ms | Oritonda | Muribwathoho | CPUT | South Africa | Excellence in Research | popularengineer.org |
| Mr | Osamah | Bakhalah | Hadhrmout University | Yemen | Best Researcher Award | popularengineer.org |
| Ms | Osser | Brigitte | Aurel Vlaicu Univerisity of Arad | Romania | Best Researcher Award | popularengineer.org |
| Prof | Øystein | Gilje | University of Oslo | Norway | Best Researcher Award | popularengineer.org |
| Dr | Paniz | Jasbi | Theriome Inc. | United States | Best Researcher Award | popularengineer.org |
| Assist. Prof. Dr | Paolo | Trucillo | Università di Napoli Federico II | Italy | Best Researcher Award | popularengineer.org |
| Dr | Paolo | Clemente | ENEA Casaccia Research Centre | Italy | Best Researcher Award | popularengineer.org |
| Ms | Parisasadat | Shojaei | UOW | Australia | Distinguished Scientist Award | popularengineer.org |
| Dr | Paul Musa | Lahai | Sierra Leone Agricultural Research Institute | Sierra Leone | Best Researcher Award | popularengineer.org |
| Prof. Dr | Paula | Milheiro-Oliveira | University of Porto | Portugal | Women Researcher Award | popularengineer.org |
| Prof. Dr | Paulo | Branco | Instituto Superior Técnico/ Universidade de Lisboa | Portugal | Best Researcher Award | popularengineer.org |
| Prof | Paweł | Piepiora | Wroclaw University of Health and Sport Sciences | Poland | Best Researcher Award | popularengineer.org |
| Dr | Pedro | Silva | The George Washington University | United States | Best Researcher Award | popularengineer.org |
| Dr | Pengfei | Wu | Dalian University of Technology | China | Best Researcher Award | popularengineer.org |
| Dr | Pervin | OZKAN KURTGOZ | University of Health Sciences, Kocaeli City Hospital, Department of Nephrology | Turkey | Best Researcher Award | popularengineer.org |
| Dr | Pezhman | Molaei | Islamic Azad University | Iran | Excellence in Innovation | popularengineer.org |