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: 1
Payam Behzadi
Infectious Diseases (in particular Urinary Tract Infections)
Molecular Biology
Bioinformatics
Gene Profiling
Cellular and Mo
Metrics
H-Index
i10 Index
Citation
33
66
3,951
* Rankings
Ranking Based On Selection: 2
Reza Faghih Mirzaee
Digital VLSI Design
Multiple-Valued Logic
Computer Arithmetic
Emerging Technologies
Metrics
H-Index
i10 Index
Citation
19
42
1,649
* Rankings
Ranking Based On Selection: 3
Shahla Shahriari
Separation and purification of biomoleculeDown stream processing
Food technology
Ionic Liquids
Nanotechnology
Metrics
H-Index
i10 Index
Citation
16
20
1,057
* Rankings
Ranking Based On Selection: 4
Rahil Hosseini
Computational Intelligence
Fuzzy Systems
Knowledge Mining
Pattern Recogntion
Medical CADs
Metrics
H-Index
i10 Index
Citation
15
22
1,336
* Rankings
Ranking Based On Selection: 5
Fereshteh Naderi
Computational Chemistry adsorption catalyst and transesterificationNanotechnology
Metrics
H-Index
i10 Index
Citation
14
20
731
* Rankings
Ranking Based On Selection: 6
Mahdi Mazinani
Digital Image Processing
Robotics
Medical Image Processing
Signal Processing
Probability Theory
Metrics
H-Index
i10 Index
Citation
14
16
664
* Rankings
Ranking Based On Selection: 7
Seyed Mahdi Jameii
Distributed systems
Intelligent Systems
Deep Learning
Swarm Intelligence Algorithms
Recommender Systems
Metrics
H-Index
i10 Index
Citation
13
17
945
* Rankings
Ranking Based On Selection: 8
Behzad Sani
AgRobotics
Agro-Transformation
Sustainable Agriculture
Precision Farming
Renewable Energy
Metrics
H-Index
i10 Index
Citation
12
15
999
* Rankings
Ranking Based On Selection: 9
Akram Reza
Network on Chip
Computer Architecture
Metrics
H-Index
i10 Index
Citation
12
13
343
* Rankings
Ranking Based On Selection: 10
Hamid Mozafari
Crop Physiology
Medicinal Plants
Plant Ecophysiology
Agrotechnology
Metrics
H-Index
i10 Index
Citation
11
14
505

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* Rankings
Ranking Based On Selection: 11
Zahra Khalaj
Nano technology
Diamond coatings
Carbon nanostructures
CVD
Laser ablatio
Metrics
H-Index
i10 Index
Citation
11
13
364
* Rankings
Ranking Based On Selection: 12
Azita Nouri
Computational Chemistry
Nanostructure
Physical Chemistry
Metrics
H-Index
i10 Index
Citation
11
13
352
* Rankings
Ranking Based On Selection: 14
Kasra Behzad
Micro Fabrication
MEMS
Materials Science
Graphene
Nanocomposites
Metrics
H-Index
i10 Index
Citation
10
10
567
* Rankings
Ranking Based On Selection: 17
Hossein Hassanpour Darvishi
Engineering and Managment of Water Resources-Hydrology - Grand Water - Irrigation and Drainge - Water Quality
Metrics
H-Index
i10 Index
Citation
9
8
507
* Rankings
Ranking Based On Selection: 19
Javad Nazariafshar
Ground improvement- Soil reinforcement- Retaining Walls
Metrics
H-Index
i10 Index
Citation
8
7
609
* Rankings
Ranking Based On Selection: 22
Aref Safari
Machine Intelligence
Fuzzy Systems
Pattern Analysis
Metrics
H-Index
i10 Index
Citation
7
6
197
* Rankings
Ranking Based On Selection: 23
Touraj Rahimi
Plant-microbe Interaction
Metagenomics
Bioinformatics
Plant Microbiome
Medicinal Plant
Metrics
H-Index
i10 Index
Citation
7
7
157
* Rankings
Ranking Based On Selection: 24
Laleh Fakhraee
SLA
ELT
Psycholinguistics
Cognitive Psychology
Metrics
H-Index
i10 Index
Citation
7
6
172
* Rankings
Ranking Based On Selection: 25
Foujan Falaki
analytical chemistry
separation methods(SPE and LLME)
green chemistry
Metrics
H-Index
i10 Index
Citation
7
6
136
* Rankings
Ranking Based On Selection: 28
Majid Rajabi
developmental biology
physiology
biochemistry
medicine
Metrics
H-Index
i10 Index
Citation
7
5
175
* Rankings
Ranking Based On Selection: 32
Hamid Reza Azizi
Climate Changes
Water Resources
Environment
Metrics
H-Index
i10 Index
Citation
5
3
86
* Rankings
Ranking Based On Selection: 41
Tohid Nooralvandi
biotic and abiotic stress
organic farming
phytoremediaion
sustainable agriculture
plant
Metrics
H-Index
i10 Index
Citation
3
2
46
* Rankings
Ranking Based On Selection: 42
Farzad Asayesh
Marketing.consumer behavior. branding. research method
Metrics
H-Index
i10 Index
Citation
3
1
50
* Rankings
Ranking Based On Selection: 50
Ali Kheiri
Architecture
Urbanism
Restoration
Environment
Human Geography
Metrics
H-Index
i10 Index
Citation
2
1
33
* Rankings
Ranking Based On Selection: 51
Hossein Ebrahimi
Water Resources
Climate Change
Irrigation & Drainage
Metrics
H-Index
i10 Index
Citation
2
0
8
Rankings
Ranking Based On Selection: 1
Payam Behzadi
Metrics
H-Index
i10 Index
Citation Counts
33
66
3,951
Infectious Diseases (in particular Urinary Tract Infections)
Molecular Biology
Bioinformatics
Gene Profiling
Cellular and Mo
Rankings
Ranking Based On Selection: 2
Reza Faghih Mirzaee
Metrics
H-Index
i10 Index
Citation Counts
19
42
1,649
Digital VLSI Design
Multiple-Valued Logic
Computer Arithmetic
Emerging Technologies
Rankings
Ranking Based On Selection: 3
Shahla Shahriari
Metrics
H-Index
i10 Index
Citation Counts
16
20
1,057
Separation and purification of biomoleculeDown stream processing
Food technology
Ionic Liquids
Nanotechnology
Rankings
Ranking Based On Selection: 4
Rahil Hosseini
Metrics
H-Index
i10 Index
Citation Counts
15
22
1,336
Computational Intelligence
Fuzzy Systems
Knowledge Mining
Pattern Recogntion
Medical CADs
Rankings
Ranking Based On Selection: 5
Fereshteh Naderi
Metrics
H-Index
i10 Index
Citation Counts
14
20
731
Computational Chemistry adsorption catalyst and transesterificationNanotechnology
Rankings
Ranking Based On Selection: 6
Mahdi Mazinani
Metrics
H-Index
i10 Index
Citation Counts
14
16
664
Digital Image Processing
Robotics
Medical Image Processing
Signal Processing
Probability Theory
Rankings
Ranking Based On Selection: 7
Seyed Mahdi Jameii
Metrics
H-Index
i10 Index
Citation Counts
13
17
945
Distributed systems
Intelligent Systems
Deep Learning
Swarm Intelligence Algorithms
Recommender Systems
Rankings
Ranking Based On Selection: 8
Behzad Sani
Metrics
H-Index
i10 Index
Citation Counts
12
15
999
AgRobotics
Agro-Transformation
Sustainable Agriculture
Precision Farming
Renewable Energy
Rankings
Ranking Based On Selection: 9
Akram Reza
Metrics
H-Index
i10 Index
Citation Counts
12
13
343
Network on Chip
Computer Architecture
Rankings
Ranking Based On Selection: 10
Hamid Mozafari
Metrics
H-Index
i10 Index
Citation Counts
11
14
505
Crop Physiology
Medicinal Plants
Plant Ecophysiology
Agrotechnology

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
Zahra Khalaj
Metrics
H-Index
i10 Index
Citation Counts
11
13
364
Nano technology
Diamond coatings
Carbon nanostructures
CVD
Laser ablatio
Rankings
Ranking Based On Selection: 12
Azita Nouri
Metrics
H-Index
i10 Index
Citation Counts
11
13
352
Computational Chemistry
Nanostructure
Physical Chemistry
Rankings
Ranking Based On Selection: 13
Ahmady Elham
Metrics
H-Index
i10 Index
Citation Counts
10
10
774
Rankings
Ranking Based On Selection: 14
Kasra Behzad
Metrics
H-Index
i10 Index
Citation Counts
10
10
567
Micro Fabrication
MEMS
Materials Science
Graphene
Nanocomposites
Rankings
Ranking Based On Selection: 15
Mojdeh Mahdavi
Metrics
H-Index
i10 Index
Citation Counts
10
10
272
Rankings
Ranking Based On Selection: 16
Mohammad Nikravan
Metrics
H-Index
i10 Index
Citation Counts
9
8
809
Rankings
Ranking Based On Selection: 17
Hossein Hassanpour Darvishi
Metrics
H-Index
i10 Index
Citation Counts
9
8
507
Engineering and Managment of Water Resources-Hydrology - Grand Water - Irrigation and Drainge - Water Quality
Rankings
Ranking Based On Selection: 18
Morteza Mehri
Metrics
H-Index
i10 Index
Citation Counts
8
8
363
Rankings
Ranking Based On Selection: 19
Javad Nazariafshar
Metrics
H-Index
i10 Index
Citation Counts
8
7
609
Ground improvement- Soil reinforcement- Retaining Walls
Rankings
Ranking Based On Selection: 20
Samira Arab
Metrics
H-Index
i10 Index
Citation Counts
8
7
223
Rankings
Ranking Based On Selection: 21
Mansoure Ilkhani
Metrics
H-Index
i10 Index
Citation Counts
8
7
148
Rankings
Ranking Based On Selection: 22
Aref Safari
Metrics
H-Index
i10 Index
Citation Counts
7
6
197
Machine Intelligence
Fuzzy Systems
Pattern Analysis
Rankings
Ranking Based On Selection: 23
Touraj Rahimi
Metrics
H-Index
i10 Index
Citation Counts
7
7
157
Plant-microbe Interaction
Metagenomics
Bioinformatics
Plant Microbiome
Medicinal Plant
Rankings
Ranking Based On Selection: 24
Laleh Fakhraee
Metrics
H-Index
i10 Index
Citation Counts
7
6
172
SLA
ELT
Psycholinguistics
Cognitive Psychology
Rankings
Ranking Based On Selection: 25
Foujan Falaki
Metrics
H-Index
i10 Index
Citation Counts
7
6
136
analytical chemistry
separation methods(SPE and LLME)
green chemistry
Rankings
Ranking Based On Selection: 26
Parisa Kerishchi Khiabani
Metrics
H-Index
i10 Index
Citation Counts
7
5
195
developmental biology
medicinal plants
cancer
diabet
Rankings
Ranking Based On Selection: 27
Taher Mohammadian
Metrics
H-Index
i10 Index
Citation Counts
7
4
214
Rankings
Ranking Based On Selection: 28
Majid Rajabi
Metrics
H-Index
i10 Index
Citation Counts
7
5
175
developmental biology
physiology
biochemistry
medicine
Rankings
Ranking Based On Selection: 29
Shadi Shahverdiani
Metrics
H-Index
i10 Index
Citation Counts
6
5
142
Rankings
Ranking Based On Selection: 31
Vali Torkashvand
Metrics
H-Index
i10 Index
Citation Counts
5
3
107
Numerical Analysis
Fredholm integral equations
Rankings
Ranking Based On Selection: 32
Hamid Reza Azizi
Metrics
H-Index
i10 Index
Citation Counts
5
3
86
Climate Changes
Water Resources
Environment
Rankings
Ranking Based On Selection: 33
Khashayar Kashani Jou
Metrics
H-Index
i10 Index
Citation Counts
5
4
108
Rankings
Ranking Based On Selection: 34
Sepideh Saffarpour|sepide saffarpour
Metrics
H-Index
i10 Index
Citation Counts
5
3
111
Rankings
Ranking Based On Selection: 36
Masoomeh Salehi
Metrics
H-Index
i10 Index
Citation Counts
5
2
259
Rankings
Ranking Based On Selection: 37
Parviz Akbari
Metrics
H-Index
i10 Index
Citation Counts
5
2
109
Rankings
Ranking Based On Selection: 38
Mohammad Hossein Heydargoy
Metrics
H-Index
i10 Index
Citation Counts
4
2
44
Rankings
Ranking Based On Selection: 39
Mohammadreza Khani
Metrics
H-Index
i10 Index
Citation Counts
4
1
60
Rankings
Ranking Based On Selection: 40
Maryam Sahranavard
Metrics
H-Index
i10 Index
Citation Counts
4
2
70
Rankings
Ranking Based On Selection: 41
Tohid Nooralvandi
Metrics
H-Index
i10 Index
Citation Counts
3
2
46
biotic and abiotic stress
organic farming
phytoremediaion
sustainable agriculture
plant
Rankings
Ranking Based On Selection: 42
Farzad Asayesh
Metrics
H-Index
i10 Index
Citation Counts
3
1
50
Marketing.consumer behavior. branding. research method
Rankings
Ranking Based On Selection: 43
Mahdi Zare
Metrics
H-Index
i10 Index
Citation Counts
3
0
33
Rankings
Ranking Based On Selection: 44
Mansour Torkiantabar
Metrics
H-Index
i10 Index
Citation Counts
3
0
24
Rankings
Ranking Based On Selection: 45
Elahe Nouri Segherlou
Metrics
H-Index
i10 Index
Citation Counts
2
1
19
Rankings
Ranking Based On Selection: 46
Kourosh Asayesh
Metrics
H-Index
i10 Index
Citation Counts
2
0
17
Rankings
Ranking Based On Selection: 48
Elmira Babakanrad
Metrics
H-Index
i10 Index
Citation Counts
2
0
11
Rankings
Ranking Based On Selection: 49
Amirhosein Pourjohari
Metrics
H-Index
i10 Index
Citation Counts
2
0
10
Urban Planning
Sustainable Development
Architecture
Rankings
Ranking Based On Selection: 50
Ali Kheiri
Metrics
H-Index
i10 Index
Citation Counts
2
1
33
Architecture
Urbanism
Restoration
Environment
Human Geography
Rankings
Ranking Based On Selection: 51
Hossein Ebrahimi
Metrics
H-Index
i10 Index
Citation Counts
2
0
8
Water Resources
Climate Change
Irrigation & Drainage
Rankings
Ranking Based On Selection: 52
Arezo Ahmadi Danyali
Metrics
H-Index
i10 Index
Citation Counts
1
1
63
Rankings
Ranking Based On Selection: 53
Mohammad Sabri
Metrics
H-Index
i10 Index
Citation Counts
1
1
21
Artificial Intelligence
Biometric
Face recognition
Rankings
Ranking Based On Selection: 55
Morteza Ghorbani
Metrics
H-Index
i10 Index
Citation Counts
1
0
2