| Assoc. Prof. Dr | Dongbin | Jiang | University of Science and Technology Beijing | China |
| Prof | Dong | Liu | Shenyang Aerospace University | China |
| Mr | Dominic | Richmond | University of Birmingham | United Kingdom |
| Prof. Dr | Dolores | Di Vizio | Cedars-Sinai Medical Center | United States |
| Prof | Dodeye | Williams | University of Calabar | Nigeria |
| Assoc. Prof. Dr | Divya | P.V | Indian Institute of Technology Palakkad | India |
| Mrs | Ding | Qi | The Second Affiliated Hospital of Heilongjiang University of Traditional Chinese Medicine | China |
| Dr | Dina | Kurmanayeva | L.N. Gumiloyv Eurasian National University | Kazakhstan |
| Dr | Dimosthenis | Chochlakis | School of Medicine/University of Crete | Greece |
| Prof | Dimos-Dimitrios | Mitsikostas | National and Kapodistrian University of Athens | Greece |
| Dr | Didi | Chen | Hubei University of Education | China |
| Dr | DIANAH | BINTI MAZLAN | Universiti Sains Malaysia | Malaysia |
| Assoc. Prof. Dr | Di | Xu | Shanghai Normal University | China |
| Mr | Devender | Singh | Uttaranchal University | India |
| Dr | Desheng | Zhang | School of Business Administration, Northeastern University, | China |
| Assoc. Prof. Dr | Deniz | Şenol | Düzce University | Turkey |
| Assoc. Prof. Dr | Deniz | Şenol | Düzce University Faculty of Medicine, Department of Anatomy | Turkey |
| Mr | Delair Dieudonne | Ndibi Etoundi | Institute for Geological and Mining Research | Cameroon |
| Assoc. Prof. Dr | Dehong | Gao | Northwestern Polytechnical University | China |
| Mr | Degfie | Teku | College of Natural and Computational Science, Mekdela Amba University | Ethiopia |