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" (873,938 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.

* Rankings
Ranking Based On Selection :1
Leili Mosalanejad
e_ learning
mental health- education- distance learning curriculm planning
Metrics
H-Index
i10 Index
Citation
24
44
1,789
* Rankings
Ranking Based On Selection :2
Vahid Rahmanian
Infectious diseases
zoonosis
social determinants of health
Modeling
Time series analysis
Metrics
H-Index
i10 Index
Citation
23
43
5,220
* Rankings
Ranking Based On Selection :4
Ali Dehghani
Nursing education
Nursing ethics
instrument development
Quantitative and Qualitative research in nursing
Metrics
H-Index
i10 Index
Citation
20
26
1,111
* Rankings
Ranking Based On Selection :5
Hossein Kargar Jahromi
Animal Science
Animal Histopatholpgy
Histology Article
Reproductive Article
Health Article
Metrics
H-Index
i10 Index
Citation
18
34
1,153
Kavous Solhjoo
molecular parasitology
vaccine
molecular microbiology
immunoparasitology
antimicrobial agent
Metrics
H-Index
i10 Index
Citation
16
25
940
* Rankings
Ranking Based On Selection :11
Askar Ghani
Medicinal and aromatic plants Production and processing
Native plants
Vegetable production and Breeding
Metrics
H-Index
i10 Index
Citation
14
20
767
* Rankings
Ranking Based On Selection :20
Tahereh Rahimi
Public Health
Health Education
Health Promotion
Women's Health
Qualitative research
Metrics
H-Index
i10 Index
Citation
10
13
473
Ali Kazeminezhad
Neurosurgery Neurospinesurgery Skull Base Neuroendoscopy Pituitary Adenoma Brain Tumors
Metrics
H-Index
i10 Index
Citation
2
0
19
Rankings
Ranking Based On Selection: 1
Leili Mosalanejad
Metrics
H-Index
i10 Index
Citation Counts
24
44
1,789
e_ learning
mental health- education- distance learning curriculm planning
Rankings
Ranking Based On Selection: 2
Vahid Rahmanian
Metrics
H-Index
i10 Index
Citation Counts
23
43
5,220
Infectious diseases
zoonosis
social determinants of health
Modeling
Time series analysis
Rankings
Ranking Based On Selection: 3
Amir Feily
Metrics
H-Index
i10 Index
Citation Counts
23
44
1,882
Rankings
Ranking Based On Selection: 4
Ali Dehghani
Metrics
H-Index
i10 Index
Citation Counts
20
26
1,111
Nursing education
Nursing ethics
instrument development
Quantitative and Qualitative research in nursing
Rankings
Ranking Based On Selection: 5
Hossein Kargar Jahromi
Metrics
H-Index
i10 Index
Citation Counts
18
34
1,153
Animal Science
Animal Histopatholpgy
Histology Article
Reproductive Article
Health Article
Rankings
Ranking Based On Selection: 6
Marzieh Kargar Jahromi
Metrics
H-Index
i10 Index
Citation Counts
18
26
1,024
Rankings
Ranking Based On Selection: 7
Kavous Solhjoo
Metrics
H-Index
i10 Index
Citation Counts
16
25
940
molecular parasitology
vaccine
molecular microbiology
immunoparasitology
antimicrobial agent
Rankings
Ranking Based On Selection: 8
Mohsen Hojat
Metrics
H-Index
i10 Index
Citation Counts
16
25
732
nursing
continuing professional development
managment
Rankings
Ranking Based On Selection: 9
Zohreh Badiyepeyma
Metrics
H-Index
i10 Index
Citation Counts
16
21
664
Medical Education
Professional ethics
Clinical Nursing
Rankings
Ranking Based On Selection: 10
Mohammad Hassan Davami
Metrics
H-Index
i10 Index
Citation Counts
15
21
779
Rankings
Ranking Based On Selection: 11
Askar Ghani
Metrics
H-Index
i10 Index
Citation Counts
14
20
767
Medicinal and aromatic plants Production and processing
Native plants
Vegetable production and Breeding
Rankings
Ranking Based On Selection: 12
Farzan Modarresi
Metrics
H-Index
i10 Index
Citation Counts
13
16
582
Bacteriology
Microbiology
Genetic
Molecular biology
Rankings
Ranking Based On Selection: 14
Nehleh Parandavar
Metrics
H-Index
i10 Index
Citation Counts
12
14
466
Rankings
Ranking Based On Selection: 15
Farzad Poorgholami
Metrics
H-Index
i10 Index
Citation Counts
12
15
595
Rankings
Ranking Based On Selection: 16
Karamatollah Rahmanian
Metrics
H-Index
i10 Index
Citation Counts
12
19
626
Rankings
Ranking Based On Selection: 17
Mohammad Pourahmadi
Metrics
H-Index
i10 Index
Citation Counts
12
14
408
Rankings
Ranking Based On Selection: 19
Sara Shahsavari Isfahani
Metrics
H-Index
i10 Index
Citation Counts
11
12
430
Rankings
Ranking Based On Selection: 20
Tahereh Rahimi
Metrics
H-Index
i10 Index
Citation Counts
10
13
473
Public Health
Health Education
Health Promotion
Women's Health
Qualitative research
Rankings
Ranking Based On Selection: 22
Leila Taheri
Metrics
H-Index
i10 Index
Citation Counts
10
10
404
Rankings
Ranking Based On Selection: 23
Rasool Eslami Akbar
Metrics
H-Index
i10 Index
Citation Counts
9
9
384
Rankings
Ranking Based On Selection: 24
Mohamed Amin Ghobadifar
Metrics
H-Index
i10 Index
Citation Counts
9
9
420
General Medicine
Ophthalmology
Physiology
Genetics
Surgery
Rankings
Ranking Based On Selection: 27
Gholamreza Shokoohi
Metrics
H-Index
i10 Index
Citation Counts
8
8
257
Medical Mycology Molecular Biology Antifungal Susceptibility
Rankings
Ranking Based On Selection: 28
Fatemeh Ghavi
Metrics
H-Index
i10 Index
Citation Counts
7
7
332
Rankings
Ranking Based On Selection: 29
Sara Matin
Metrics
H-Index
i10 Index
Citation Counts
7
6
184
Rankings
Ranking Based On Selection: 30
Hassan Rezanezhad
Metrics
H-Index
i10 Index
Citation Counts
7
6
214
Rankings
Ranking Based On Selection: 31
Heshmatollah Shakeri
Metrics
H-Index
i10 Index
Citation Counts
7
5
109
Rankings
Ranking Based On Selection: 32
Mohsen Adelpour
Metrics
H-Index
i10 Index
Citation Counts
6
6
229
Rankings
Ranking Based On Selection: 33
Mohsen Faseleh Jahromi
Metrics
H-Index
i10 Index
Citation Counts
6
5
237
Rankings
Ranking Based On Selection: 34
Akbar Kazemi
Metrics
H-Index
i10 Index
Citation Counts
6
5
177
Rankings
Ranking Based On Selection: 35
Mina Sefidfard
Metrics
H-Index
i10 Index
Citation Counts
6
5
142
Rankings
Ranking Based On Selection: 37
B Armand
Metrics
H-Index
i10 Index
Citation Counts
5
3
118
Rankings
Ranking Based On Selection: 38
Zahra Shadfard
Metrics
H-Index
i10 Index
Citation Counts
5
3
86
Rankings
Ranking Based On Selection: 39
Tahereh Abdian
Metrics
H-Index
i10 Index
Citation Counts
5
2
62
Rankings
Ranking Based On Selection: 40
Ali Abbasijahromi
Metrics
H-Index
i10 Index
Citation Counts
4
3
128
Rankings
Ranking Based On Selection: 41
Mojdeh Rahmanian
Metrics
H-Index
i10 Index
Citation Counts
4
3
67
Rankings
Ranking Based On Selection: 42
Mehdi Chegin
Metrics
H-Index
i10 Index
Citation Counts
4
0
24
Rankings
Ranking Based On Selection: 43
Mohammad Rafiee
Metrics
H-Index
i10 Index
Citation Counts
3
2
125
Rankings
Ranking Based On Selection: 44
Aref Ghanaatpisheh
Metrics
H-Index
i10 Index
Citation Counts
3
2
124
Rankings
Ranking Based On Selection: 45
Mojtaba Ghaedi
Metrics
H-Index
i10 Index
Citation Counts
3
1
30
Rankings
Ranking Based On Selection: 47
Rahim Pendar
Metrics
H-Index
i10 Index
Citation Counts
2
1
23
Rankings
Ranking Based On Selection: 48
Ali Kazeminezhad
Metrics
H-Index
i10 Index
Citation Counts
2
0
19
Neurosurgery Neurospinesurgery Skull Base Neuroendoscopy Pituitary Adenoma Brain Tumors
Rankings
Ranking Based On Selection: 49
Esmaeil Rayatdost
Metrics
H-Index
i10 Index
Citation Counts
2
0
9
Rankings
Ranking Based On Selection: 51
Zahra Rasouli
Metrics
H-Index
i10 Index
Citation Counts
1
0
6
Rankings
Ranking Based On Selection: 53
Lohrasb Taheri
Metrics
H-Index
i10 Index
Citation Counts
1
0
4