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" (910,673 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: 3
Tooba Ghazanfari
Immunology
Immunoregulation
Immunomodulation
Immunotherapy
Metrics
H-Index
i10 Index
Citation
34
100
4,547
* Rankings
Ranking Based On Selection: 4
Majideh Heravi Karimooi
Elderly
Nursing
Quality of life
Psychometry
Elder abuse
Metrics
H-Index
i10 Index
Citation
32
97
3,428
* Rankings
Ranking Based On Selection: 5
Nahid Rejeh
nursing
elderly
pain
anxiety
psychometry
Metrics
H-Index
i10 Index
Citation
32
94
3,382
* Rankings
Ranking Based On Selection: 7
Zahra Kiasalari
inflammation
parkinson
Pain
Epilepsy
Diabetus
Metrics
H-Index
i10 Index
Citation
25
33
1,707
* Rankings
Ranking Based On Selection: 8
Abolfazl Jahangiri
DNA vaccines
Subunit vaccines
Bioinformatics
IgY
recombinant vaccines
Metrics
H-Index
i10 Index
Citation
24
38
1,420
* Rankings
Ranking Based On Selection: 10
Daryush Talei
Proteome and metabolome analysis
Statistic and Experimental design
Plant breeding
Metrics
H-Index
i10 Index
Citation
22
37
1,431

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* Rankings
Ranking Based On Selection: 11
Hassan Ghasemi
Ophthalmologist
Oculoplastic
Lacrimal aperture
Orbit
Strabismus
Metrics
H-Index
i10 Index
Citation
22
34
1,558
* Rankings
Ranking Based On Selection: 15
Masumeh Heidari
Health Education -Health Promotion
Sexual Health
fertility
Metrics
H-Index
i10 Index
Citation
18
30
1,164
* Rankings
Ranking Based On Selection: 16
Alireza Keshvad
Occlusion
Dental implant
Prosthodontics
Dental ceramics
Bonding
Metrics
H-Index
i10 Index
Citation
17
18
1,768
* Rankings
Ranking Based On Selection: 17
Shahryar Pourfarzam
internal medicine
gastoenterology
sulphur mustard
Metrics
H-Index
i10 Index
Citation
17
21
849
* Rankings
Ranking Based On Selection: 19
Rahil Ahmadi
pediatric dentistry
dental materials
Metrics
H-Index
i10 Index
Citation
16
18
915
* Rankings
Ranking Based On Selection: 20
Faramarz Fallahi
cardiology-preventive cardiology- interventional cardiology
Metrics
H-Index
i10 Index
Citation
15
16
907
* Rankings
Ranking Based On Selection: 23
Athar Moin
epidemiology of skin diseases
immunology
medical ethics
Metrics
H-Index
i10 Index
Citation
14
14
763
* Rankings
Ranking Based On Selection: 30
Alireza Rezazadeh
Biochemistry
Oxidative stress
Plant Biochemistry
Enzymology
Metrics
H-Index
i10 Index
Citation
11
11
252
* Rankings
Ranking Based On Selection: 32
Seyed Mohammad Reza Hakimaneh
Dentistry
Prosthodontics
Dental Implants
Dental Restorations
Dental Materials
Metrics
H-Index
i10 Index
Citation
9
9
343
Abbas Salehivaziri
Orthodontics
Mini Screw
Microbiology
Acrylic Resins
Metrics
H-Index
i10 Index
Citation
8
6
208
Nasrin Alaee
child and family Health
Nursing Care
Social Support.
Metrics
H-Index
i10 Index
Citation
7
5
224
Mohammad Alihemmati
Prosthodontics
Implant
Esthetics
Dental Materials
Metrics
H-Index
i10 Index
Citation
6
3
275
Hassanali Ghaffari
Dentistry
Fixed Orthodontics
Removable Orthodontics
Metrics
H-Index
i10 Index
Citation
4
3
62
Ali Mohammad Salari
Prosthodontics
Implant
Esthetics
Dental Materials
Epidemiology
Metrics
H-Index
i10 Index
Citation
4
1
35
Azadeh Balalaie
adhesive dentistry
cross-linkers
CPP-ACP
Metrics
H-Index
i10 Index
Citation
3
2
119
Hamidreza Azimi
Oral Surgery
Implant
Esthtetics
Biomaterial
Metrics
H-Index
i10 Index
Citation
2
2
82
Mohsen Abazari
Cyanobacteria
Methanotrophs
Environmental microbiology
Metrics
H-Index
i10 Index
Citation
2
2
34
Rankings
Ranking Based On Selection: 1
Mehrdad Roghani
Metrics
H-Index
i10 Index
Citation Counts
58
175
9,195
Rankings
Ranking Based On Selection: 2
Iraj Rasooli
Metrics
H-Index
i10 Index
Citation Counts
43
121
8,376
Rankings
Ranking Based On Selection: 3
Tooba Ghazanfari
Metrics
H-Index
i10 Index
Citation Counts
34
100
4,547
Immunology
Immunoregulation
Immunomodulation
Immunotherapy
Rankings
Ranking Based On Selection: 4
Majideh Heravi Karimooi
Metrics
H-Index
i10 Index
Citation Counts
32
97
3,428
Elderly
Nursing
Quality of life
Psychometry
Elder abuse
Rankings
Ranking Based On Selection: 5
Nahid Rejeh
Metrics
H-Index
i10 Index
Citation Counts
32
94
3,382
Rankings
Ranking Based On Selection: 6
Mohsen Naseri
Metrics
H-Index
i10 Index
Citation Counts
31
90
3,765
Rankings
Ranking Based On Selection: 7
Zahra Kiasalari
Metrics
H-Index
i10 Index
Citation Counts
25
33
1,707
Rankings
Ranking Based On Selection: 8
Abolfazl Jahangiri
Metrics
H-Index
i10 Index
Citation Counts
24
38
1,420
DNA vaccines
Subunit vaccines
Bioinformatics
IgY
recombinant vaccines
Rankings
Ranking Based On Selection: 9
Roya Yaraee
Metrics
H-Index
i10 Index
Citation Counts
24
44
1,893
Rankings
Ranking Based On Selection: 10
Daryush Talei
Metrics
H-Index
i10 Index
Citation Counts
22
37
1,431
Proteome and metabolome analysis
Statistic and Experimental design
Plant breeding

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

Rankings
Ranking Based On Selection: 11
Hassan Ghasemi
Metrics
H-Index
i10 Index
Citation Counts
22
34
1,558
Ophthalmologist
Oculoplastic
Lacrimal aperture
Orbit
Strabismus
Rankings
Ranking Based On Selection: 12
Mohammadreza Jalali Nadoushan
Metrics
H-Index
i10 Index
Citation Counts
21
40
1,889
Rankings
Ranking Based On Selection: 13
Horieh Saderi
Metrics
H-Index
i10 Index
Citation Counts
21
40
1,673
Rankings
Ranking Based On Selection: 14
Alireza Delshad
Metrics
H-Index
i10 Index
Citation Counts
20
33
859
Rankings
Ranking Based On Selection: 15
Masumeh Heidari
Metrics
H-Index
i10 Index
Citation Counts
18
30
1,164
Health Education -Health Promotion
Sexual Health
fertility
Rankings
Ranking Based On Selection: 16
Alireza Keshvad
Metrics
H-Index
i10 Index
Citation Counts
17
18
1,768
Occlusion
Dental implant
Prosthodontics
Dental ceramics
Bonding
Rankings
Ranking Based On Selection: 17
Shahryar Pourfarzam
Metrics
H-Index
i10 Index
Citation Counts
17
21
849
Rankings
Ranking Based On Selection: 18
Mohamad Bagher Rezvani
Metrics
H-Index
i10 Index
Citation Counts
16
23
1,534
Rankings
Ranking Based On Selection: 19
Rahil Ahmadi
Metrics
H-Index
i10 Index
Citation Counts
16
18
915
Rankings
Ranking Based On Selection: 20
Faramarz Fallahi
Metrics
H-Index
i10 Index
Citation Counts
15
16
907
cardiology-preventive cardiology- interventional cardiology
Rankings
Ranking Based On Selection: 21
Maryam Jadid Milani
Metrics
H-Index
i10 Index
Citation Counts
14
22
602
Rankings
Ranking Based On Selection: 22
Khadijeh Mohammadi
Metrics
H-Index
i10 Index
Citation Counts
14
20
1,022
Rankings
Ranking Based On Selection: 23
Athar Moin
Metrics
H-Index
i10 Index
Citation Counts
14
14
763
Rankings
Ranking Based On Selection: 24
Hossein Shahoon
Metrics
H-Index
i10 Index
Citation Counts
13
20
407
Rankings
Ranking Based On Selection: 25
Noushin Jalayernaderi
Metrics
H-Index
i10 Index
Citation Counts
13
16
852
Rankings
Ranking Based On Selection: 26
Farhad Jafari
Metrics
H-Index
i10 Index
Citation Counts
13
21
517
Rankings
Ranking Based On Selection: 27
Sayed Shojaedin Shayegh
Metrics
H-Index
i10 Index
Citation Counts
12
15
717
Rankings
Ranking Based On Selection: 28
Mahshid Mohammadi Bassir
Metrics
H-Index
i10 Index
Citation Counts
12
14
684
Rankings
Ranking Based On Selection: 29
Iman Ansari
Metrics
H-Index
i10 Index
Citation Counts
11
12
14,237
Rankings
Ranking Based On Selection: 30
Alireza Rezazadeh
Metrics
H-Index
i10 Index
Citation Counts
11
11
252
Biochemistry
Oxidative stress
Plant Biochemistry
Enzymology
Rankings
Ranking Based On Selection: 31
Manizheh Karami
Metrics
H-Index
i10 Index
Citation Counts
11
11
643
Rankings
Ranking Based On Selection: 32
Seyed Mohammad Reza Hakimaneh
Metrics
H-Index
i10 Index
Citation Counts
9
9
343
Dentistry
Prosthodontics
Dental Implants
Dental Restorations
Dental Materials
Rankings
Ranking Based On Selection: 33
Abbas Salehivaziri
Metrics
H-Index
i10 Index
Citation Counts
8
6
208
Orthodontics
Mini Screw
Microbiology
Acrylic Resins
Rankings
Ranking Based On Selection: 34
Hossein Yarmohammadi
Metrics
H-Index
i10 Index
Citation Counts
7
6
141
Rankings
Ranking Based On Selection: 35
Nasrin Alaee
Metrics
H-Index
i10 Index
Citation Counts
7
5
224
Rankings
Ranking Based On Selection: 36
Mohammad Alihemmati
Metrics
H-Index
i10 Index
Citation Counts
6
3
275
Prosthodontics
Implant
Esthetics
Dental Materials
Rankings
Ranking Based On Selection: 37
Seyed Alireza Kolahdouzan
Metrics
H-Index
i10 Index
Citation Counts
5
5
320
Rankings
Ranking Based On Selection: 38
Hassanali Ghaffari
Metrics
H-Index
i10 Index
Citation Counts
4
3
62
Dentistry
Fixed Orthodontics
Removable Orthodontics
Rankings
Ranking Based On Selection: 39
Ali Mohammad Salari
Metrics
H-Index
i10 Index
Citation Counts
4
1
35
Prosthodontics
Implant
Esthetics
Dental Materials
Epidemiology
Rankings
Ranking Based On Selection: 40
Soheil Hariri
Metrics
H-Index
i10 Index
Citation Counts
3
2
29
Rankings
Ranking Based On Selection: 41
Davood Dalil
Metrics
H-Index
i10 Index
Citation Counts
3
1
37
Rankings
Ranking Based On Selection: 42
Azadeh Balalaie
Metrics
H-Index
i10 Index
Citation Counts
3
2
119
Rankings
Ranking Based On Selection: 43
Hamidreza Azimi
Metrics
H-Index
i10 Index
Citation Counts
2
2
82
Rankings
Ranking Based On Selection: 44
Mohsen Abazari
Metrics
H-Index
i10 Index
Citation Counts
2
2
34
Cyanobacteria
Methanotrophs
Environmental microbiology
Rankings
Ranking Based On Selection: 45
Sedighe Mozafar
Metrics
H-Index
i10 Index
Citation Counts
2
1
46
Rankings
Ranking Based On Selection: 46
Aliyeh Sehatpour
Metrics
H-Index
i10 Index
Citation Counts
2
1
24
Rankings
Ranking Based On Selection: 47
Saeid Iranzadeh
Metrics
H-Index
i10 Index
Citation Counts
2
1
20
Rankings
Ranking Based On Selection: 48
Elham Tabatabai Ghomsheh
Metrics
H-Index
i10 Index
Citation Counts
2
1
15
Rankings
Ranking Based On Selection: 49
Atieh Jafarabadi Ashtiani
Metrics
H-Index
i10 Index
Citation Counts
1
0
9
Rankings
Ranking Based On Selection: 50
Ali Shahi Ardakani
Metrics
H-Index
i10 Index
Citation Counts
1
0
4