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" (870,053 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
Ali Bijani Md
Medicine
Epidemiology
Health Outcomes
Ageing
Health Metrics
Metrics
H-Index
i10 Index
Citation
95
314
130,868
* Rankings
Ranking Based On Selection: 2
Ali Akbar Moghadamnia
Clinical Pharmacokinetics
Organ Toxicity
Phytomedicine
Problem-based Learning
Metrics
H-Index
i10 Index
Citation
49
175
9,961
* Rankings
Ranking Based On Selection: 3
Karimollah Hajian Tilaki
Methods In ROC analysis
Epidemiology of obesity and noncommunicable diseases
statistical modelling
Metrics
H-Index
i10 Index
Citation
43
103
9,949
* Rankings
Ranking Based On Selection: 4
Mahdi Sepidarkish
Reproductive Epidemiology
Nutritional Epidemiology
Obstetrics and Gynecology
Cancer Epidemiology
Meta-analysis
Metrics
H-Index
i10 Index
Citation
42
113
7,372
* Rankings
Ranking Based On Selection: 6
Behzad Heidari
Babol
Iran.Mobility Impairment Research Center
Babol univisity of medical sciences
Babol
Iran
Metrics
H-Index
i10 Index
Citation
38
75
5,652
* Rankings
Ranking Based On Selection: 7
Durdi Qujeq
Clinical Biochemistry
Cancer
Stem Cell
Enzymology
Biomarker
Metrics
H-Index
i10 Index
Citation
35
85
3,500
* Rankings
Ranking Based On Selection: 10
Hadi Parsian
Clinical Biochemistry
Tumor markers
Cancer
RNA world
Exosomes
Metrics
H-Index
i10 Index
Citation
32
65
36,260

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* Rankings
Ranking Based On Selection: 11
Maryam Ghasemi Kasman
Nanomedicine
In vivo direct reprogramming
Myelin repair enhancement
Metrics
H-Index
i10 Index
Citation
31
51
39,186
* Rankings
Ranking Based On Selection: 13
Mohammad Hossein Asghari
Cancer Immunology
Extracellular vesicles
Drug resistance
Melatonin
Metrics
H-Index
i10 Index
Citation
28
44
2,417
* Rankings
Ranking Based On Selection: 14
Mohammad Chehrazi
Causal Inference
Systematic Bias
Clinical Trials
Network Meta-Analysis
Metrics
H-Index
i10 Index
Citation
28
63
2,822
* Rankings
Ranking Based On Selection: 21
Simin Mouodi
Health Policy
Lifestyle Modification
Medical Education
Medical Science
Metrics
H-Index
i10 Index
Citation
23
30
43,818
* Rankings
Ranking Based On Selection: 22
Mousa Mohammadnia Afrouzi
Immunology
Immunoregulation
Autoimmunity
Transplantation Immunology
Metrics
H-Index
i10 Index
Citation
23
36
13,067
* Rankings
Ranking Based On Selection: 26
Fatemeh Bakouei
Reproductive health-women
Metrics
H-Index
i10 Index
Citation
21
31
1,206
* Rankings
Ranking Based On Selection: 31
Seyyed Ali Mozaffarpur
Integrative medicine
Complementary and Alternative medicine
Traditional medicine
Metrics
H-Index
i10 Index
Citation
19
28
950
* Rankings
Ranking Based On Selection: 33
Ahmad Karkhah
Immunology
Inflammation
Neurodegeneration
Alzheimer’s disease
Metrics
H-Index
i10 Index
Citation
19
25
1,142
* Rankings
Ranking Based On Selection: 38
Morteza Mojahedi
Persian Medicine
Integrative Medicine
Complementary and Alternative Medicine
Temperament
Questionnaire
Metrics
H-Index
i10 Index
Citation
17
27
1,112
* Rankings
Ranking Based On Selection: 40
Amirmorteza Ebrahimzadeh Namvar
Molecular typing and identification of pathogenic bacteria
Metrics
H-Index
i10 Index
Citation
17
19
1,028
* Rankings
Ranking Based On Selection: 46
Kiarash Saleki
Neuroimmunology
Psychiatry
Immunogenetics
Inflammasomes and TLRs
Immunoinformatic
Metrics
H-Index
i10 Index
Citation
15
18
907
* Rankings
Ranking Based On Selection: 52
Razzagh Abedi-Firouzjah
Medical Physics
Machine Learning
Radiotherapy
Radiology
Dosimetry
Metrics
H-Index
i10 Index
Citation
14
16
538
* Rankings
Ranking Based On Selection: 66
Roshanak Saghebi
Traditional Medicine
Persian Medicine
Metrics
H-Index
i10 Index
Citation
12
15
424
* Rankings
Ranking Based On Selection: 67
Seyed Jalil Seyedi-Andi
Health Education
Health Promotion
GI Cancers
Social Health
Metrics
H-Index
i10 Index
Citation
12
14
319
* Rankings
Ranking Based On Selection: 73
Seyedali Seyedmajidi
Dental Sciences
Dental Biomaterials
Biomedical Materials
Tissue Engineering
Metrics
H-Index
i10 Index
Citation
10
10
328
* Rankings
Ranking Based On Selection: 74
Mohsen Aghajanpour
Genetics
Laboratory Sciences
Cellular and Molecular Biology
Metrics
H-Index
i10 Index
Citation
10
12
337
* Rankings
Ranking Based On Selection: 76
Mehdi Tourani
cancer immunotherapy
Immunoinformatics
Vaccine designing
Metrics
H-Index
i10 Index
Citation
9
9
504
* Rankings
Ranking Based On Selection: 78
Davood Yari
Clinical Biochemistry
Molecular genetics
Cellular and Molecular Biology
Stem Cell Biology
Tissue Engineering
Metrics
H-Index
i10 Index
Citation
9
9
262
* Rankings
Ranking Based On Selection: 93
Pouya Tayebi
Vascular and Endovascular Surgeon
Metrics
H-Index
i10 Index
Citation
8
6
250
* Rankings
Ranking Based On Selection: 98
Abolfazl Rahmani
Immunology
Bioinformatics
Oncology
Neurodegenerative Disorders
Metrics
H-Index
i10 Index
Citation
7
6
478
Rankings
Ranking Based On Selection: 1
Ali Bijani Md
Metrics
H-Index
i10 Index
Citation Counts
95
314
130,868
Medicine
Epidemiology
Health Outcomes
Ageing
Health Metrics
Rankings
Ranking Based On Selection: 2
Ali Akbar Moghadamnia
Metrics
H-Index
i10 Index
Citation Counts
49
175
9,961
Clinical Pharmacokinetics
Organ Toxicity
Phytomedicine
Problem-based Learning
Rankings
Ranking Based On Selection: 3
Karimollah Hajian Tilaki
Metrics
H-Index
i10 Index
Citation Counts
43
103
9,949
Methods In ROC analysis
Epidemiology of obesity and noncommunicable diseases
statistical modelling
Rankings
Ranking Based On Selection: 4
Mahdi Sepidarkish
Metrics
H-Index
i10 Index
Citation Counts
42
113
7,372
Reproductive Epidemiology
Nutritional Epidemiology
Obstetrics and Gynecology
Cancer Epidemiology
Meta-analysis
Rankings
Ranking Based On Selection: 5
Ali Rostami
Metrics
H-Index
i10 Index
Citation Counts
42
97
5,691
Rankings
Ranking Based On Selection: 6
Behzad Heidari
Metrics
H-Index
i10 Index
Citation Counts
38
75
5,652
Babol
Iran.Mobility Impairment Research Center
Babol univisity of medical sciences
Babol
Iran
Rankings
Ranking Based On Selection: 7
Durdi Qujeq
Metrics
H-Index
i10 Index
Citation Counts
35
85
3,500
Clinical Biochemistry
Cancer
Stem Cell
Enzymology
Biomarker
Rankings
Ranking Based On Selection: 8
S Mahjoub|Soleiman Mahjoub
Metrics
H-Index
i10 Index
Citation Counts
33
69
6,354
Rankings
Ranking Based On Selection: 10
Hadi Parsian
Metrics
H-Index
i10 Index
Citation Counts
32
65
36,260
Clinical Biochemistry
Tumor markers
Cancer
RNA world
Exosomes

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
Maryam Ghasemi Kasman
Metrics
H-Index
i10 Index
Citation Counts
31
51
39,186
Nanomedicine
In vivo direct reprogramming
Myelin repair enhancement
Rankings
Ranking Based On Selection: 12
Sohrab Kazemi
Metrics
H-Index
i10 Index
Citation Counts
28
66
3,608
Rankings
Ranking Based On Selection: 13
Mohammad Hossein Asghari
Metrics
H-Index
i10 Index
Citation Counts
28
44
2,417
Cancer Immunology
Extracellular vesicles
Drug resistance
Melatonin
Rankings
Ranking Based On Selection: 14
Mohammad Chehrazi
Metrics
H-Index
i10 Index
Citation Counts
28
63
2,822
Causal Inference
Systematic Bias
Clinical Trials
Network Meta-Analysis
Rankings
Ranking Based On Selection: 16
Shabnam Omidvar
Metrics
H-Index
i10 Index
Citation Counts
26
49
2,269
Rankings
Ranking Based On Selection: 17
Fatemeh Nasiri Amiri
Metrics
H-Index
i10 Index
Citation Counts
25
45
2,125
Rankings
Ranking Based On Selection: 18
Ansar Karimian
Metrics
H-Index
i10 Index
Citation Counts
24
33
11,576
Rankings
Ranking Based On Selection: 19
Hamid Reza Nouri
Metrics
H-Index
i10 Index
Citation Counts
24
43
7,042
Rankings
Ranking Based On Selection: 20
Arefeh Babazadeh
Metrics
H-Index
i10 Index
Citation Counts
23
40
37,501
Rankings
Ranking Based On Selection: 21
Simin Mouodi
Metrics
H-Index
i10 Index
Citation Counts
23
30
43,818
Health Policy
Lifestyle Modification
Medical Education
Medical Science
Rankings
Ranking Based On Selection: 22
Mousa Mohammadnia Afrouzi
Metrics
H-Index
i10 Index
Citation Counts
23
36
13,067
Immunology
Immunoregulation
Autoimmunity
Transplantation Immunology
Rankings
Ranking Based On Selection: 23
Mostafa Javanian
Metrics
H-Index
i10 Index
Citation Counts
22
41
2,224
Rankings
Ranking Based On Selection: 24
Zahra Memariani
Metrics
H-Index
i10 Index
Citation Counts
22
29
2,054
Rankings
Ranking Based On Selection: 25
Ali Shabestani Monfared
Metrics
H-Index
i10 Index
Citation Counts
22
71
1,930
Rankings
Ranking Based On Selection: 26
Fatemeh Bakouei
Metrics
H-Index
i10 Index
Citation Counts
21
31
1,206
Reproductive health-women
Rankings
Ranking Based On Selection: 27
Farzin Sadeghi
Metrics
H-Index
i10 Index
Citation Counts
20
35
1,316
Rankings
Ranking Based On Selection: 28
Sina hanifar
Metrics
H-Index
i10 Index
Citation Counts
20
42
1,481
Rankings
Ranking Based On Selection: 29
Afsaneh Bakhtiari
Metrics
H-Index
i10 Index
Citation Counts
20
39
1,206
Rankings
Ranking Based On Selection: 30
Mohammad Taghipour
Metrics
H-Index
i10 Index
Citation Counts
20
33
1,304
Rankings
Ranking Based On Selection: 31
Seyyed Ali Mozaffarpur
Metrics
H-Index
i10 Index
Citation Counts
19
28
950
Integrative medicine
Complementary and Alternative medicine
Traditional medicine
Rankings
Ranking Based On Selection: 32
Novin Nikbakhsh
Metrics
H-Index
i10 Index
Citation Counts
19
29
1,324
Rankings
Ranking Based On Selection: 33
Ahmad Karkhah
Metrics
H-Index
i10 Index
Citation Counts
19
25
1,142
Immunology
Inflammation
Neurodegeneration
Alzheimer’s disease
Rankings
Ranking Based On Selection: 34
Narges Kalantari
Metrics
H-Index
i10 Index
Citation Counts
18
24
746
Rankings
Ranking Based On Selection: 35
Mousa Ahmadpour Kacho
Metrics
H-Index
i10 Index
Citation Counts
18
30
1,033
Rankings
Ranking Based On Selection: 36
Saeid Mahdavi Omran
Metrics
H-Index
i10 Index
Citation Counts
18
24
715
Rankings
Ranking Based On Selection: 37
Behnam Baghianimoghadam
Metrics
H-Index
i10 Index
Citation Counts
18
22
830
Rankings
Ranking Based On Selection: 38
Morteza Mojahedi
Metrics
H-Index
i10 Index
Citation Counts
17
27
1,112
Persian Medicine
Integrative Medicine
Complementary and Alternative Medicine
Temperament
Questionnaire
Rankings
Ranking Based On Selection: 39
Hamed Tashakkorian
Metrics
H-Index
i10 Index
Citation Counts
17
29
967
Rankings
Ranking Based On Selection: 40
Amirmorteza Ebrahimzadeh Namvar
Metrics
H-Index
i10 Index
Citation Counts
17
19
1,028
Molecular typing and identification of pathogenic bacteria
Rankings
Ranking Based On Selection: 41
Abdolreza Daraei
Metrics
H-Index
i10 Index
Citation Counts
17
28
940
Rankings
Ranking Based On Selection: 42
Fereshteh Behmanesh
Metrics
H-Index
i10 Index
Citation Counts
16
21
883
Rankings
Ranking Based On Selection: 43
Afsaneh Arzani
Metrics
H-Index
i10 Index
Citation Counts
16
27
18,090
Rankings
Ranking Based On Selection: 44
Manouchehr Ashrafpour
Metrics
H-Index
i10 Index
Citation Counts
16
21
619
Rankings
Ranking Based On Selection: 45
Salman Ghaffari
Metrics
H-Index
i10 Index
Citation Counts
16
19
483
Rankings
Ranking Based On Selection: 46
Kiarash Saleki
Metrics
H-Index
i10 Index
Citation Counts
15
18
907
Neuroimmunology
Psychiatry
Immunogenetics
Inflammasomes and TLRs
Immunoinformatic
Rankings
Ranking Based On Selection: 47
Narjes Gorji|Narges Gorji, Nargess Gorji
Metrics
H-Index
i10 Index
Citation Counts
15
19
715
Traditional Medicine
Herbal medicine
Rankings
Ranking Based On Selection: 48
Arash Poorsattar Bejeh Mir
Metrics
H-Index
i10 Index
Citation Counts
15
21
794
Rankings
Ranking Based On Selection: 49
Elaheh Ferdosi-Shahandashti
Metrics
H-Index
i10 Index
Citation Counts
15
17
534
Rankings
Ranking Based On Selection: 50
Mousa Yaminfirooz
Metrics
H-Index
i10 Index
Citation Counts
15
27
19,078
Rankings
Ranking Based On Selection: 51
Mohammad Mehdi Naghibi Sistani
Metrics
H-Index
i10 Index
Citation Counts
14
16
1,428
Rankings
Ranking Based On Selection: 52
Razzagh Abedi-Firouzjah
Metrics
H-Index
i10 Index
Citation Counts
14
16
538
Medical Physics
Machine Learning
Radiotherapy
Radiology
Dosimetry
Rankings
Ranking Based On Selection: 53
Fereshteh Pourabdolhossein
Metrics
H-Index
i10 Index
Citation Counts
14
17
554
Rankings
Ranking Based On Selection: 54
Amri Parviz
Metrics
H-Index
i10 Index
Citation Counts
14
19
631
Rankings
Ranking Based On Selection: 55
Maryam Ehsani
Metrics
H-Index
i10 Index
Citation Counts
14
16
479
Rankings
Ranking Based On Selection: 56
Seyed Ali Asghar Sefidgar
Metrics
H-Index
i10 Index
Citation Counts
14
16
628
Rankings
Ranking Based On Selection: 57
Payam Saadat
Metrics
H-Index
i10 Index
Citation Counts
13
17
639
Rankings
Ranking Based On Selection: 58
Abbas Shamsalinia
Metrics
H-Index
i10 Index
Citation Counts
13
19
643
Rankings
Ranking Based On Selection: 60
Danial Fazilatpanah
Metrics
H-Index
i10 Index
Citation Counts
13
14
599
Rankings
Ranking Based On Selection: 61
Fahimeh Hamedi Rad
Metrics
H-Index
i10 Index
Citation Counts
13
14
556
Rankings
Ranking Based On Selection: 62
Farida Abesi
Metrics
H-Index
i10 Index
Citation Counts
13
14
576
Rankings
Ranking Based On Selection: 63
Hamid Abbaszadeh
Metrics
H-Index
i10 Index
Citation Counts
12
16
468
Rankings
Ranking Based On Selection: 64
Seyed Ahmad Rasoulinejad
Metrics
H-Index
i10 Index
Citation Counts
12
14
491
Rankings
Ranking Based On Selection: 65
Zahra Akbarian Rad
Metrics
H-Index
i10 Index
Citation Counts
12
16
407
Rankings
Ranking Based On Selection: 66
Roshanak Saghebi
Metrics
H-Index
i10 Index
Citation Counts
12
15
424
Traditional Medicine
Persian Medicine
Rankings
Ranking Based On Selection: 67
Seyed Jalil Seyedi-Andi
Metrics
H-Index
i10 Index
Citation Counts
12
14
319
Health Education
Health Promotion
GI Cancers
Social Health
Rankings
Ranking Based On Selection: 68
Ali Asghar Manouchehri
Metrics
H-Index
i10 Index
Citation Counts
11
13
359
Rankings
Ranking Based On Selection: 69
Atena Shirzad
Metrics
H-Index
i10 Index
Citation Counts
11
11
369
Rankings
Ranking Based On Selection: 70
Zoleika Moazezi
Metrics
H-Index
i10 Index
Citation Counts
11
13
398
Rankings
Ranking Based On Selection: 72
Mohammad Mirzakhani
Metrics
H-Index
i10 Index
Citation Counts
10
10
289
Rankings
Ranking Based On Selection: 73
Seyedali Seyedmajidi
Metrics
H-Index
i10 Index
Citation Counts
10
10
328
Dental Sciences
Dental Biomaterials
Biomedical Materials
Tissue Engineering
Rankings
Ranking Based On Selection: 74
Mohsen Aghajanpour
Metrics
H-Index
i10 Index
Citation Counts
10
12
337
Genetics
Laboratory Sciences
Cellular and Molecular Biology
Rankings
Ranking Based On Selection: 75
Behnaz Esmaeili
Metrics
H-Index
i10 Index
Citation Counts
10
10
363
Rankings
Ranking Based On Selection: 76
Mehdi Tourani
Metrics
H-Index
i10 Index
Citation Counts
9
9
504
cancer immunotherapy
Immunoinformatics
Vaccine designing
Rankings
Ranking Based On Selection: 77
Mahmood Shams
Metrics
H-Index
i10 Index
Citation Counts
9
9
309
Rare Bleeding Disorders
Rankings
Ranking Based On Selection: 78
Davood Yari
Metrics
H-Index
i10 Index
Citation Counts
9
9
262
Clinical Biochemistry
Molecular genetics
Cellular and Molecular Biology
Stem Cell Biology
Tissue Engineering
Rankings
Ranking Based On Selection: 79
Kourosh Gorji
Metrics
H-Index
i10 Index
Citation Counts
9
8
235
Rankings
Ranking Based On Selection: 80
Farideh Mohsenzadeh - Ledari
Metrics
H-Index
i10 Index
Citation Counts
9
9
463
Rankings
Ranking Based On Selection: 81
Amirhossein Hasanpour
Metrics
H-Index
i10 Index
Citation Counts
9
9
368
Rankings
Ranking Based On Selection: 83
Aliakbar Rajabzadeh
Metrics
H-Index
i10 Index
Citation Counts
9
9
296
Rankings
Ranking Based On Selection: 84
Mir Saeid Ramezani
Metrics
H-Index
i10 Index
Citation Counts
9
7
244
Rankings
Ranking Based On Selection: 85
Mona Hashemian
Metrics
H-Index
i10 Index
Citation Counts
8
8
403
Rankings
Ranking Based On Selection: 87
Alireza Azizi
Metrics
H-Index
i10 Index
Citation Counts
8
5
581
Rankings
Ranking Based On Selection: 88
Sedigheh Sheikhzadeh
Metrics
H-Index
i10 Index
Citation Counts
8
8
230
Rankings
Ranking Based On Selection: 89
İman Jahanian
Metrics
H-Index
i10 Index
Citation Counts
8
7
255
Rankings
Ranking Based On Selection: 90
Kamyar Amin
Metrics
H-Index
i10 Index
Citation Counts
8
8
380
Rankings
Ranking Based On Selection: 91
Faezeh Norouzinejad
Metrics
H-Index
i10 Index
Citation Counts
8
8
334
Rankings
Ranking Based On Selection: 92
Zahra Shahandeh
Metrics
H-Index
i10 Index
Citation Counts
8
8
232
میکروب شناسی
Rankings
Ranking Based On Selection: 93
Pouya Tayebi
Metrics
H-Index
i10 Index
Citation Counts
8
6
250
Vascular and Endovascular Surgeon
Rankings
Ranking Based On Selection: 94
Alireza Paniri
Metrics
H-Index
i10 Index
Citation Counts
7
7
296
Rankings
Ranking Based On Selection: 95
Sepideh Mashayekh Amiri
Metrics
H-Index
i10 Index
Citation Counts
7
7
195
Rankings
Ranking Based On Selection: 96
Hossein Dinpanah
Metrics
H-Index
i10 Index
Citation Counts
7
7
192
Rankings
Ranking Based On Selection: 97
Zeynab Farhadi
Metrics
H-Index
i10 Index
Citation Counts
7
6
527
Rankings
Ranking Based On Selection: 98
Abolfazl Rahmani
Metrics
H-Index
i10 Index
Citation Counts
7
6
478
Immunology
Bioinformatics
Oncology
Neurodegenerative Disorders
Rankings
Ranking Based On Selection: 99
Zahra Geraili
Metrics
H-Index
i10 Index
Citation Counts
7
6
202
Rankings
Ranking Based On Selection: 100
Amir Gholami
Metrics
H-Index
i10 Index
Citation Counts
7
6
184
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