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" (873,924 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
Mahmoud Rafieian Kopaei
Medicinal Plants Research Center
Shahrekord University of Medical Sciences
Shahrekord
Iran
Metrics
H-Index
i10 Index
Citation
96
456
33,382
* Rankings
Ranking Based On Selection :3
Abdollah Ghasemi Pirbalouti
Medicinal & Aromatic Plants
Phytochemistry
Organic Farming
Plant-Based Functional Foods
Metrics
H-Index
i10 Index
Citation
50
155
8,772
* Rankings
Ranking Based On Selection :6
Ali Hasanpour Dehkordi
Kidney and Diabetes
psychiatry
quality of life
pain
cancer
Metrics
H-Index
i10 Index
Citation
37
99
4,723
* Rankings
Ranking Based On Selection :9
Sadegh Farhadian
Protein Chemistry
Enzymology
Enzyme Kinetics
Spectroscopy
Metrics
H-Index
i10 Index
Citation
32
63
2,133
* Rankings
Ranking Based On Selection :10
Zahra Lorigooini
pharmacognosy
phytochemistry
phytotherapy
medicinal plant
traditional medicine
Metrics
H-Index
i10 Index
Citation
32
80
4,351
* Rankings
Ranking Based On Selection :11
Faham Khamesipour
Zoonoses
Parasitology
Health policy
Veterinary
Medical Education
Metrics
H-Index
i10 Index
Citation
32
82
3,878
* Rankings
Ranking Based On Selection :19
Mohammad Reza Aslani
Large Animal Internal Medicine
Veterinary Clinical Toxicology
Metrics
H-Index
i10 Index
Citation
24
67
2,320
* Rankings
Ranking Based On Selection :20
Hossein Hassanpour
chicken pulmonary hypertension
animal reproduction
Metrics
H-Index
i10 Index
Citation
24
67
2,015
* Rankings
Ranking Based On Selection :22
Amin Nematollahi
Microbiology
Immunology with emphasis host and pathogen interaction
Aquatic animal health & Fisheries
Metrics
H-Index
i10 Index
Citation
21
26
2,223
* Rankings
Ranking Based On Selection :24
Majid Gholami Ahangaran
Avian Diseases
Poultry Production
Poultry Hygiene
Poultry Nutrition
Metrics
H-Index
i10 Index
Citation
20
39
1,498
* Rankings
Ranking Based On Selection :26
Mehrdad Karimi
Surgery
Laparoscopic Surgery
Herbal medicine
Wound Healing
Metrics
H-Index
i10 Index
Citation
20
34
1,767
* Rankings
Ranking Based On Selection :31
Mohammad Faramarzi
Excercise Biochemistry and Metabolism
Applied Excercise Physiology
Aging and Excercise
Metrics
H-Index
i10 Index
Citation
18
40
1,361
* Rankings
Ranking Based On Selection :33
Moosa Javdani
Veterinary Surgery and Surgical Inflammation
Metrics
H-Index
i10 Index
Citation
18
26
1,466
* Rankings
Ranking Based On Selection :35
Sara Shahbazi
Nursing Education Teaching Evaluation Clinical research E-learning Medical education Assessment of curriculum
plan & … Emerge
Metrics
H-Index
i10 Index
Citation
18
29
1,150
* Rankings
Ranking Based On Selection :41
Mahzounieh
Microbiology
Virology
Immunology
Vaccine
Metrics
H-Index
i10 Index
Citation
17
29
1,297
* Rankings
Ranking Based On Selection :57
Gholam Ali Kojouri
Large Animal Internal Medicine
Metabolic disorders
Infectious diseases
Gene expression
Metrics
H-Index
i10 Index
Citation
14
18
691
* Rankings
Ranking Based On Selection :61
Morteza Hosseininejad
Veterinary Medicine
Protozoan Parasites
Antimicrobial Resistance
Metrics
H-Index
i10 Index
Citation
13
14
587
* Rankings
Ranking Based On Selection :63
Abdolrasoul Namjou
pathobiology
plant medicine
pathology
laboratory animals
Surgical oncology
Metrics
H-Index
i10 Index
Citation
13
16
474
* Rankings
Ranking Based On Selection :71
Keramatollah Saeidi
Physiology and Breeding of Medicinal and Aromatic Plants
Metrics
H-Index
i10 Index
Citation
11
14
467
* Rankings
Ranking Based On Selection :83
Mohammad Reza Akbari
Poultry Nutrition
Phytogenic Feed Additives
Gene Expression
Metrics
H-Index
i10 Index
Citation
10
10
857
* Rankings
Ranking Based On Selection :88
Masoumeh Moezzi
public health
infection disease
noncommunicable disease
prevention
medical education
Metrics
H-Index
i10 Index
Citation
10
11
325
Masoud Heshmati
Immunology
Cell Signaling
Autophagy
Immunosuppression
T cells
Metrics
H-Index
i10 Index
Citation
8
7
223
Rankings
Ranking Based On Selection: 1
Mahmoud Rafieian Kopaei
Metrics
H-Index
i10 Index
Citation Counts
96
456
33,382
Medicinal Plants Research Center
Shahrekord University of Medical Sciences
Shahrekord
Iran
Rankings
Ranking Based On Selection: 2
Abdollah Mohammadian Hafshejani
Metrics
H-Index
i10 Index
Citation Counts
64
127
48,284
Rankings
Ranking Based On Selection: 3
Abdollah Ghasemi Pirbalouti
Metrics
H-Index
i10 Index
Citation Counts
50
155
8,772
Medicinal & Aromatic Plants
Phytochemistry
Organic Farming
Plant-Based Functional Foods
Rankings
Ranking Based On Selection: 4
Hassan Momtaz
Metrics
H-Index
i10 Index
Citation Counts
47
103
6,027
Rankings
Ranking Based On Selection: 5
Mohammad Heidari
Metrics
H-Index
i10 Index
Citation Counts
44
109
10,434
Rankings
Ranking Based On Selection: 6
Ali Hasanpour Dehkordi
Metrics
H-Index
i10 Index
Citation Counts
37
99
4,723
Kidney and Diabetes
psychiatry
quality of life
pain
cancer
Rankings
Ranking Based On Selection: 7
Esfandiar Heidarian
Metrics
H-Index
i10 Index
Citation Counts
34
71
3,579
Rankings
Ranking Based On Selection: 8
Behzad Shareghi
Metrics
H-Index
i10 Index
Citation Counts
33
71
2,493
Rankings
Ranking Based On Selection: 9
Sadegh Farhadian
Metrics
H-Index
i10 Index
Citation Counts
32
63
2,133
Protein Chemistry
Enzymology
Enzyme Kinetics
Spectroscopy
Rankings
Ranking Based On Selection: 10
Zahra Lorigooini
Metrics
H-Index
i10 Index
Citation Counts
32
80
4,351
pharmacognosy
phytochemistry
phytotherapy
medicinal plant
traditional medicine
Rankings
Ranking Based On Selection: 11
Faham Khamesipour
Metrics
H-Index
i10 Index
Citation Counts
32
82
3,878
Zoonoses
Parasitology
Health policy
Veterinary
Medical Education
Rankings
Ranking Based On Selection: 12
Hossein Amini-Khoei
Metrics
H-Index
i10 Index
Citation Counts
31
69
3,725
Rankings
Ranking Based On Selection: 13
Faramarz Mohammad Ali Beigi
Metrics
H-Index
i10 Index
Citation Counts
31
56
6,225
Rankings
Ranking Based On Selection: 14
Reza Masoudi
Metrics
H-Index
i10 Index
Citation Counts
27
68
3,591
Rankings
Ranking Based On Selection: 15
Zahra Rabiei
Metrics
H-Index
i10 Index
Citation Counts
27
45
2,285
Rankings
Ranking Based On Selection: 16
Fariborz Khajali
Metrics
H-Index
i10 Index
Citation Counts
27
53
2,421
Rankings
Ranking Based On Selection: 17
Mohammad Taghi Moradi
Metrics
H-Index
i10 Index
Citation Counts
26
53
1,951
Rankings
Ranking Based On Selection: 18
Abolfazl Shirazi
Metrics
H-Index
i10 Index
Citation Counts
26
50
1,999
Rankings
Ranking Based On Selection: 19
Mohammad Reza Aslani
Metrics
H-Index
i10 Index
Citation Counts
24
67
2,320
Large Animal Internal Medicine
Veterinary Clinical Toxicology
Rankings
Ranking Based On Selection: 20
Hossein Hassanpour
Metrics
H-Index
i10 Index
Citation Counts
24
67
2,015
Rankings
Ranking Based On Selection: 21
Tina Jafari
Metrics
H-Index
i10 Index
Citation Counts
21
26
1,789
Rankings
Ranking Based On Selection: 22
Amin Nematollahi
Metrics
H-Index
i10 Index
Citation Counts
21
26
2,223
Microbiology
Immunology with emphasis host and pathogen interaction
Aquatic animal health & Fisheries
Rankings
Ranking Based On Selection: 23
Nasir Landy
Metrics
H-Index
i10 Index
Citation Counts
20
28
1,261
Rankings
Ranking Based On Selection: 24
Majid Gholami Ahangaran
Metrics
H-Index
i10 Index
Citation Counts
20
39
1,498
Avian Diseases
Poultry Production
Poultry Hygiene
Poultry Nutrition
Rankings
Ranking Based On Selection: 26
Mehrdad Karimi
Metrics
H-Index
i10 Index
Citation Counts
20
34
1,767
Surgery
Laparoscopic Surgery
Herbal medicine
Wound Healing
Rankings
Ranking Based On Selection: 27
Farshid Kheiri
Metrics
H-Index
i10 Index
Citation Counts
19
26
917
Rankings
Ranking Based On Selection: 29
Seyed Abbas Mirzaei
Metrics
H-Index
i10 Index
Citation Counts
18
27
1,001
Pharmaceutical Biotechnology
Genetic Engineering
Cancer Research
Rankings
Ranking Based On Selection: 30
Ijer Skums
Metrics
H-Index
i10 Index
Citation Counts
18
53
1,918
Rankings
Ranking Based On Selection: 31
Mohammad Faramarzi
Metrics
H-Index
i10 Index
Citation Counts
18
40
1,361
Excercise Biochemistry and Metabolism
Applied Excercise Physiology
Aging and Excercise
Rankings
Ranking Based On Selection: 32
Mostafa Roshanzadeh
Metrics
H-Index
i10 Index
Citation Counts
18
29
1,092
Rankings
Ranking Based On Selection: 33
Moosa Javdani
Metrics
H-Index
i10 Index
Citation Counts
18
26
1,466
Rankings
Ranking Based On Selection: 34
Rahman Abdizadeh
Metrics
H-Index
i10 Index
Citation Counts
18
22
1,042
Rankings
Ranking Based On Selection: 35
Sara Shahbazi
Metrics
H-Index
i10 Index
Citation Counts
18
29
1,150
Nursing Education Teaching Evaluation Clinical research E-learning Medical education Assessment of curriculum
plan & … Emerge
Rankings
Ranking Based On Selection: 36
Amin Soltani
Metrics
H-Index
i10 Index
Citation Counts
17
21
740
Rankings
Ranking Based On Selection: 37
Masoud Lotfizadeh|Masoud Lotfizadehdehkordi
Metrics
H-Index
i10 Index
Citation Counts
17
30
1,198
Community Health
Health Education
Stress and Coping Strategies
Rankings
Ranking Based On Selection: 38
Abolfazl Gholipour
Metrics
H-Index
i10 Index
Citation Counts
17
29
1,025
Rankings
Ranking Based On Selection: 39
Ali Momeni
Metrics
H-Index
i10 Index
Citation Counts
17
27
1,186
Rankings
Ranking Based On Selection: 40
Fatemeh Aliakbari
Metrics
H-Index
i10 Index
Citation Counts
17
23
1,201
nursing
qualitative resarch
heart diseases
nursing education
Rankings
Ranking Based On Selection: 41
Mahzounieh
Metrics
H-Index
i10 Index
Citation Counts
17
29
1,297
Rankings
Ranking Based On Selection: 42
Afsane Kazemian
Metrics
H-Index
i10 Index
Citation Counts
17
29
834
Rankings
Ranking Based On Selection: 43
Karim Mahnam
Metrics
H-Index
i10 Index
Citation Counts
16
27
810
Rankings
Ranking Based On Selection: 44
Ali Moharrery
Metrics
H-Index
i10 Index
Citation Counts
16
18
731
Rankings
Ranking Based On Selection: 45
Mostafa Gholami
Metrics
H-Index
i10 Index
Citation Counts
15
22
846
Rankings
Ranking Based On Selection: 46
Mahdi Ghatrehsamani
Metrics
H-Index
i10 Index
Citation Counts
15
21
584
Rankings
Ranking Based On Selection: 47
Amir Dehghani Samani
Metrics
H-Index
i10 Index
Citation Counts
15
18
537
Rankings
Ranking Based On Selection: 48
Hamidreza Sadeghi Gandomani
Metrics
H-Index
i10 Index
Citation Counts
14
23
863
Rankings
Ranking Based On Selection: 49
Shahram Etemadifar
Metrics
H-Index
i10 Index
Citation Counts
14
20
854
Rankings
Ranking Based On Selection: 50
Shahab Bahadoran
Metrics
H-Index
i10 Index
Citation Counts
14
20
591
Rankings
Ranking Based On Selection: 51
Mohammad Hadi Zarei
Metrics
H-Index
i10 Index
Citation Counts
14
17
577
Rankings
Ranking Based On Selection: 52
Ali Sharifzadeh
Metrics
H-Index
i10 Index
Citation Counts
14
28
858
Rankings
Ranking Based On Selection: 53
Ladan Naseh
Metrics
H-Index
i10 Index
Citation Counts
14
20
522
Rankings
Ranking Based On Selection: 54
Mahmoud Mirhosseini
Metrics
H-Index
i10 Index
Citation Counts
14
18
976
Rankings
Ranking Based On Selection: 55
Nasrollah Pirany
Metrics
H-Index
i10 Index
Citation Counts
14
17
696
Rankings
Ranking Based On Selection: 56
Mehran Arabi
Metrics
H-Index
i10 Index
Citation Counts
14
24
840
Rankings
Ranking Based On Selection: 57
Gholam Ali Kojouri
Metrics
H-Index
i10 Index
Citation Counts
14
18
691
Large Animal Internal Medicine
Metabolic disorders
Infectious diseases
Gene expression
Rankings
Ranking Based On Selection: 58
Nasrin Forouzandeh
Metrics
H-Index
i10 Index
Citation Counts
14
20
674
Rankings
Ranking Based On Selection: 59
Parvin Safavi
Metrics
H-Index
i10 Index
Citation Counts
13
13
577
Rankings
Ranking Based On Selection: 60
Naser Shams Esfandabadi
Metrics
H-Index
i10 Index
Citation Counts
13
18
597
Rankings
Ranking Based On Selection: 61
Morteza Hosseininejad
Metrics
H-Index
i10 Index
Citation Counts
13
14
587
Veterinary Medicine
Protozoan Parasites
Antimicrobial Resistance
Rankings
Ranking Based On Selection: 62
Iraj Karimi
Metrics
H-Index
i10 Index
Citation Counts
13
16
726
Rankings
Ranking Based On Selection: 63
Abdolrasoul Namjou
Metrics
H-Index
i10 Index
Citation Counts
13
16
474
pathobiology
plant medicine
pathology
laboratory animals
Surgical oncology
Rankings
Ranking Based On Selection: 64
Mohammad Shadkhast
Metrics
H-Index
i10 Index
Citation Counts
13
15
355
Rankings
Ranking Based On Selection: 65
Somaye Mohammadi Nafchi
Metrics
H-Index
i10 Index
Citation Counts
12
14
562
Rankings
Ranking Based On Selection: 66
Kobra Mokhtarian
Metrics
H-Index
i10 Index
Citation Counts
12
14
337
Rankings
Ranking Based On Selection: 67
Lobat Jafarzadeh
Metrics
H-Index
i10 Index
Citation Counts
12
14
407
Rankings
Ranking Based On Selection: 68
Kobra Noorian
Metrics
H-Index
i10 Index
Citation Counts
12
15
534
Rankings
Ranking Based On Selection: 69
Behzad Mobini
Metrics
H-Index
i10 Index
Citation Counts
12
14
443
Rankings
Ranking Based On Selection: 70
Masoud Nikfarjam
Metrics
H-Index
i10 Index
Citation Counts
12
15
472
Rankings
Ranking Based On Selection: 71
Keramatollah Saeidi
Metrics
H-Index
i10 Index
Citation Counts
11
14
467
Physiology and Breeding of Medicinal and Aromatic Plants
Rankings
Ranking Based On Selection: 72
Mehri Doosti-Irani|surgical technology instructor
Metrics
H-Index
i10 Index
Citation Counts
11
12
402
Rankings
Ranking Based On Selection: 74
Tooba Abdizadeh
Metrics
H-Index
i10 Index
Citation Counts
11
12
396
Rankings
Ranking Based On Selection: 75
Yousef Aslani
Metrics
H-Index
i10 Index
Citation Counts
11
13
436
Rankings
Ranking Based On Selection: 76
Mohsen Jafarian Dehkordi
Metrics
H-Index
i10 Index
Citation Counts
11
12
412
Rankings
Ranking Based On Selection: 77
Mohammad Moazeni-Bistgani
Metrics
H-Index
i10 Index
Citation Counts
11
11
361
Rankings
Ranking Based On Selection: 78
Leila Rafiee-Vardanjani|Leila Rafiei Vardanjani
Metrics
H-Index
i10 Index
Citation Counts
11
11
293
Rankings
Ranking Based On Selection: 79
Pegah Khosravian
Metrics
H-Index
i10 Index
Citation Counts
10
12
435
Rankings
Ranking Based On Selection: 80
Mohammad Hadi Shafigh Ardestani
Metrics
H-Index
i10 Index
Citation Counts
10
11
440
Rankings
Ranking Based On Selection: 81
Mohammad Reza Malekahmadi
Metrics
H-Index
i10 Index
Citation Counts
10
12
427
Rankings
Ranking Based On Selection: 83
Mohammad Reza Akbari
Metrics
H-Index
i10 Index
Citation Counts
10
10
857
Poultry Nutrition
Phytogenic Feed Additives
Gene Expression
Rankings
Ranking Based On Selection: 84
Mehrdad Yadegari
Metrics
H-Index
i10 Index
Citation Counts
10
11
298
Rankings
Ranking Based On Selection: 85
Rahmat Allah Fatahian Dehkordi
Metrics
H-Index
i10 Index
Citation Counts
10
10
390
Rankings
Ranking Based On Selection: 86
Farzaneh Hosseini
Metrics
H-Index
i10 Index
Citation Counts
10
10
364
Rankings
Ranking Based On Selection: 87
Seifollah Mortezaei(Mortazaei)
Metrics
H-Index
i10 Index
Citation Counts
10
10
291
Rankings
Ranking Based On Selection: 88
Masoumeh Moezzi
Metrics
H-Index
i10 Index
Citation Counts
10
11
325
public health
infection disease
noncommunicable disease
prevention
medical education
Rankings
Ranking Based On Selection: 89
Sahre Shabani
Metrics
H-Index
i10 Index
Citation Counts
9
9
351
Rankings
Ranking Based On Selection: 90
Pezhman Beshkar
Metrics
H-Index
i10 Index
Citation Counts
9
9
285
Rankings
Ranking Based On Selection: 91
Azam Mokhtari
Metrics
H-Index
i10 Index
Citation Counts
9
9
260
Rankings
Ranking Based On Selection: 93
Bahman Khalili
Metrics
H-Index
i10 Index
Citation Counts
9
8
277
Rankings
Ranking Based On Selection: 94
Masoud Heshmati
Metrics
H-Index
i10 Index
Citation Counts
8
7
223
Immunology
Cell Signaling
Autophagy
Immunosuppression
T cells
Rankings
Ranking Based On Selection: 95
Mohammad Mousavi
Metrics
H-Index
i10 Index
Citation Counts
8
7
430
Rankings
Ranking Based On Selection: 96
Azam Jamshidian
Metrics
H-Index
i10 Index
Citation Counts
8
7
255
Rankings
Ranking Based On Selection: 97
Sheida Shabanian
Metrics
H-Index
i10 Index
Citation Counts
8
8
207
Rankings
Ranking Based On Selection: 98
Masoud Hafizi
Metrics
H-Index
i10 Index
Citation Counts
8
7
338
Rankings
Ranking Based On Selection: 99
Shahla Abolhassani
Metrics
H-Index
i10 Index
Citation Counts
7
7
168
Rankings
Ranking Based On Selection: 100
Mahsa Abbasi
Metrics
H-Index
i10 Index
Citation Counts
7
6
243