Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,864 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

Amir Ahmad Akhavan
Medical Entomology and Vector Control
Leishmaniasis
Social Determinants of Health
Metrics
H-Index
i10 Index
Citation
37
101
4,392
Shima Mahmoudi
Microbiology/ Immunology/ Biotechnology/ Biomedical Engineering/ Infectious Disease
Metrics
H-Index
i10 Index
Citation
31
102
3,313
Jalal Mardaneh
Medical Bacteriology
Clinical Microbiology
Antibiotic Resistance
Food Microbiology ...
Metrics
H-Index
i10 Index
Citation
30
54
2,820
Hassan Nasirian
Medical Entomology and Vector Control
Bioindicator
Heavy metal
Aquatic insect
Biological index
Metrics
H-Index
i10 Index
Citation
27
54
1,921
* Rankings
Ranking Based On Selection :13
Samin Zamani
Mycobacteriology
Human Microbiome
Anaerobic Bacteria
Hospital Acquired Infections
Metrics
H-Index
i10 Index
Citation
16
17
768
* Rankings
Ranking Based On Selection :14
Nahid Rahimifard|Nahid Rahimifard
Microbiology
Toxicology and Pharmaceutics
Genetics and Molecular Biology
Immunology and
Metrics
H-Index
i10 Index
Citation
16
23
743
Reza Azizian|Azizian R., Azizian Reza
Phage therapy
Phageome
Recombinase Polymerase Amplification
isothermal molecular POCT
Metrics
H-Index
i10 Index
Citation
9
9
264
Amin Dehghan
Medical Microbiology
Medical Bacteriology
Infectious Diseases
Metrics
H-Index
i10 Index
Citation
6
2
103
Rankings
Ranking Based On Selection: 1
Hassan Vatandoost
Metrics
H-Index
i10 Index
Citation Counts
65
354
46,393
Rankings
Ranking Based On Selection: 2
Mohammad Mehdi Feizabadi
Metrics
H-Index
i10 Index
Citation Counts
45
149
6,724
Rankings
Ranking Based On Selection: 3
Babak Pourakbari
Metrics
H-Index
i10 Index
Citation Counts
39
118
4,377
Infectious Diseases
Medical Microbiology
Biotechnology
Rankings
Ranking Based On Selection: 4
Amir Ahmad Akhavan
Metrics
H-Index
i10 Index
Citation Counts
37
101
4,392
Medical Entomology and Vector Control
Leishmaniasis
Social Determinants of Health
Rankings
Ranking Based On Selection: 5
Shima Mahmoudi
Metrics
H-Index
i10 Index
Citation Counts
31
102
3,313
Microbiology/ Immunology/ Biotechnology/ Biomedical Engineering/ Infectious Disease
Rankings
Ranking Based On Selection: 6
Jalal Mardaneh
Metrics
H-Index
i10 Index
Citation Counts
30
54
2,820
Medical Bacteriology
Clinical Microbiology
Antibiotic Resistance
Food Microbiology ...
Rankings
Ranking Based On Selection: 7
Kamran Akbarzadeh
Metrics
H-Index
i10 Index
Citation Counts
28
61
2,172
Rankings
Ranking Based On Selection: 8
Hassan Nasirian
Metrics
H-Index
i10 Index
Citation Counts
27
54
1,921
Medical Entomology and Vector Control
Bioindicator
Heavy metal
Aquatic insect
Biological index
Rankings
Ranking Based On Selection: 9
Sajad Yaghoubi
Metrics
H-Index
i10 Index
Citation Counts
23
35
3,728
Rankings
Ranking Based On Selection: 11
Alireza Zahraei Ramazani
Metrics
H-Index
i10 Index
Citation Counts
20
34
1,453
Rankings
Ranking Based On Selection: 13
Samin Zamani
Metrics
H-Index
i10 Index
Citation Counts
16
17
768
Mycobacteriology
Human Microbiome
Anaerobic Bacteria
Hospital Acquired Infections
Rankings
Ranking Based On Selection: 14
Nahid Rahimifard|Nahid Rahimifard
Metrics
H-Index
i10 Index
Citation Counts
16
23
743
Microbiology
Toxicology and Pharmaceutics
Genetics and Molecular Biology
Immunology and
Rankings
Ranking Based On Selection: 15
Amir Aliramezani
Metrics
H-Index
i10 Index
Citation Counts
10
10
325
Clinical Microbiology
Anaerobic Bacteriology
Prototheca
Rankings
Ranking Based On Selection: 16
Mitra Motallebi
Metrics
H-Index
i10 Index
Citation Counts
9
8
237
Rankings
Ranking Based On Selection: 17
Reza Azizian|Azizian R., Azizian Reza
Metrics
H-Index
i10 Index
Citation Counts
9
9
264
Phage therapy
Phageome
Recombinase Polymerase Amplification
isothermal molecular POCT
Rankings
Ranking Based On Selection: 19
Amin Dehghan
Metrics
H-Index
i10 Index
Citation Counts
6
2
103
Medical Microbiology
Medical Bacteriology
Infectious Diseases
Rankings
Ranking Based On Selection: 20
Azin Sattari-Maraji
Metrics
H-Index
i10 Index
Citation Counts
5
4
120
Rankings
Ranking Based On Selection: 22
Yasaman Jamshidi
Metrics
H-Index
i10 Index
Citation Counts
3
0
19