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 rankings in world, region, country, and university are in Beta version and are subject to real-time updates, since the subject field “Others” (1,121,279 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded. These rankings will dynamically evolve in real time as the “Others” profiles are revised and classified. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 1
Hadi Kargar
Catalyst
Synthesis
Biomimetic
Schiff base
Porphyri
Metrics
 
H-Index
i10 Index
Citation
44
102
5,363
* Rankings
Ranking Based On Selection: 2
Ruhollah Taghizadeh Mehrjardi
Soil Science
Pedometrics
Digital Soil Mapping
Spatial Data Analysi
Metrics
 
H-Index
i10 Index
Citation
42
93
6,147
* Rankings
Ranking Based On Selection: 3
Razieh Sheikhpour
Data mining
Machine learning
Feature selection
Semi-supervised learning
Bioinformatic
Metrics
 
H-Index
i10 Index
Citation
20
32
2,021
* Rankings
Ranking Based On Selection: 4
Masoud Rahaeifard
MicroElectroMechanical Systems
Dynamics and Vibration
Non-Classical Continuum Theories
Functionally Graded Material
Metrics
 
H-Index
i10 Index
Citation
20
29
2,649
* Rankings
Ranking Based On Selection: 6
Heidar Meftahizade
Medicinal plant
secondary metabolites specially gum and mucillag
Metrics
 
H-Index
i10 Index
Citation
15
23
1,148
* Rankings
Ranking Based On Selection: 7
Fatemeh Abyar
Spectroscopy
Computational Catalysis
Biochemistry
Bioinformatics
Computational Drug Desig
Metrics
 
H-Index
i10 Index
Citation
13
19
462
* Rankings
Ranking Based On Selection: 10
Maryam Morovati
Environmental Sceince
Biodiversity
Environmental Assessmen
Metrics
 
H-Index
i10 Index
Citation
12
14
738
* Rankings
Ranking Based On Selection: 12
Amin Aahmadi
Molecular Parasitology
Veterinary parasitology
Helminthology
Monogene
Metrics
 
H-Index
i10 Index
Citation
11
11
498
* Rankings
Ranking Based On Selection: 15
Somayeh Soltani-Gerdefaramarzi
Scouring
Sediment Transport
Erosion
Deficit Irrigation
River Engineerin
Metrics
 
H-Index
i10 Index
Citation
11
11
423
* Rankings
Ranking Based On Selection: 17
Behzad Kafash
Stochastic Optimal Control
Deterministic Optimal Control
Numerical Methods
Financial Mathematic
Metrics
 
H-Index
i10 Index
Citation
10
11
397
* Rankings
Ranking Based On Selection: 18
Maryam Dehestani Ardakani
Postharvest Physiology and technology
Physiology and breeding of ornamental
Metrics
 
H-Index
i10 Index
Citation
9
9
356
* Rankings
Ranking Based On Selection: 20
Abolfazl Azizian
Irrigation and Drainage
Crop Modeling
Water Managemen
Metrics
 
H-Index
i10 Index
Citation
9
9
336
* Rankings
Ranking Based On Selection: 22
Majid Mollavali
catalyst and photocatalyst
waste water treatment
solar power conversion
kinetic of reactio
Metrics
 
H-Index
i10 Index
Citation
8
8
538
Rankings
Ranking Based On Selection: 1
Hadi Kargar
Metrics
 
H-Index
i10 Index
Citation Counts
44
102
5,363
Catalyst
Synthesis
Biomimetic
Schiff base
Porphyri
Rankings
Ranking Based On Selection: 2
Ruhollah Taghizadeh Mehrjardi
Metrics
 
H-Index
i10 Index
Citation Counts
42
93
6,147
Soil Science
Pedometrics
Digital Soil Mapping
Spatial Data Analysi
Rankings
Ranking Based On Selection: 3
Razieh Sheikhpour
Metrics
 
H-Index
i10 Index
Citation Counts
20
32
2,021
Data mining
Machine learning
Feature selection
Semi-supervised learning
Bioinformatic
Rankings
Ranking Based On Selection: 4
Masoud Rahaeifard
Metrics
 
H-Index
i10 Index
Citation Counts
20
29
2,649
MicroElectroMechanical Systems
Dynamics and Vibration
Non-Classical Continuum Theories
Functionally Graded Material
Rankings
Ranking Based On Selection: 5
Mohammadreza Elahifard
Metrics
 
H-Index
i10 Index
Citation Counts
18
24
1,304
Rankings
Ranking Based On Selection: 6
Heidar Meftahizade
Metrics
 
H-Index
i10 Index
Citation Counts
15
23
1,148
Medicinal plant
secondary metabolites specially gum and mucillag
Rankings
Ranking Based On Selection: 7
Fatemeh Abyar
Metrics
 
H-Index
i10 Index
Citation Counts
13
19
462
Spectroscopy
Computational Catalysis
Biochemistry
Bioinformatics
Computational Drug Desig
Rankings
Ranking Based On Selection: 8
Jalal Gholamnezhad
Metrics
 
H-Index
i10 Index
Citation Counts
13
16
596
Rankings
Ranking Based On Selection: 9
Yasser Rezapour Mirsaleh
Metrics
 
H-Index
i10 Index
Citation Counts
13
16
529
Rankings
Ranking Based On Selection: 10
Maryam Morovati
Metrics
 
H-Index
i10 Index
Citation Counts
12
14
738
Rankings
Ranking Based On Selection: 11
Majid Morovati Sharifabad
Metrics
 
H-Index
i10 Index
Citation Counts
12
13
313
Rankings
Ranking Based On Selection: 12
Amin Aahmadi
Metrics
 
H-Index
i10 Index
Citation Counts
11
11
498
Molecular Parasitology
Veterinary parasitology
Helminthology
Monogene
Rankings
Ranking Based On Selection: 13
Mostafa Shirmardi
Metrics
 
H-Index
i10 Index
Citation Counts
11
11
347
Rankings
Ranking Based On Selection: 14
Majid Emami Meibodi
Metrics
 
H-Index
i10 Index
Citation Counts
11
11
784
Rankings
Ranking Based On Selection: 15
Somayeh Soltani-Gerdefaramarzi
Metrics
 
H-Index
i10 Index
Citation Counts
11
11
423
Scouring
Sediment Transport
Erosion
Deficit Irrigation
River Engineerin
Rankings
Ranking Based On Selection: 16
Mehran Rabani
Metrics
 
H-Index
i10 Index
Citation Counts
10
10
572
Rankings
Ranking Based On Selection: 17
Behzad Kafash
Metrics
 
H-Index
i10 Index
Citation Counts
10
11
397
Stochastic Optimal Control
Deterministic Optimal Control
Numerical Methods
Financial Mathematic
Rankings
Ranking Based On Selection: 18
Maryam Dehestani Ardakani
Metrics
 
H-Index
i10 Index
Citation Counts
9
9
356
Postharvest Physiology and technology
Physiology and breeding of ornamental
Rankings
Ranking Based On Selection: 19
Ali Nadizadeh
Metrics
 
H-Index
i10 Index
Citation Counts
9
6
495
Rankings
Ranking Based On Selection: 20
Abolfazl Azizian
Metrics
 
H-Index
i10 Index
Citation Counts
9
9
336
Irrigation and Drainage
Crop Modeling
Water Managemen
Rankings
Ranking Based On Selection: 21
Elham Salehi
Metrics
 
H-Index
i10 Index
Citation Counts
9
8
333
Rankings
Ranking Based On Selection: 22
Majid Mollavali
Metrics
 
H-Index
i10 Index
Citation Counts
8
8
538
catalyst and photocatalyst
waste water treatment
solar power conversion
kinetic of reactio
Rankings
Ranking Based On Selection: 23
Najmeh Yarami
Metrics
 
H-Index
i10 Index
Citation Counts
8
7
375
Rankings
Ranking Based On Selection: 24
Azadeh Choobforoushzadeh
Metrics
 
H-Index
i10 Index
Citation Counts
8
7
242
Rankings
Ranking Based On Selection: 25
Leili Kamali Ardekani
Metrics
 
H-Index
i10 Index
Citation Counts
8
7
154