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: 3
Nezamaddin Mengelizadeh
Environmental Health Engineering
Water treatment
Solid waste management
WastewaterTreatmen
Metrics
 
H-Index
i10 Index
Citation
27
56
2,196
* Rankings
Ranking Based On Selection: 4
Meghdad Abdollahpour-Alitappeh
Antibody-drug Conjugates (ADCs)
Monoclonal antibodies (mAbs)
Immunotherap
Metrics
 
H-Index
i10 Index
Citation
27
58
2,199
* Rankings
Ranking Based On Selection: 6
R Rahimpoor
Occupational Hygiene
Occupatinal Toxicolog
Metrics
 
H-Index
i10 Index
Citation
16
27
682
* Rankings
Ranking Based On Selection: 7
Heidar Mohammadi
Assistant professor of occupational safety and healt
Metrics
 
H-Index
i10 Index
Citation
15
20
857
* Rankings
Ranking Based On Selection: 9
Esmaeil Kavi
Medical Education
Surgical Technology
Nursin
Metrics
 
H-Index
i10 Index
Citation
11
11
549
* Rankings
Ranking Based On Selection: 13
Majid Arezoomand
Group theory
Permutation groups
Algebraic graph Theory
Chemical Graph Theor
Metrics
 
H-Index
i10 Index
Citation
10
11
323
* Rankings
Ranking Based On Selection: 14
Seyedeh-Saba Ashrafmansouri
Transport Phenomena
Thermodynamics
Nanofluids
Ionic Liquids
Reaction Engineerin
Metrics
 
H-Index
i10 Index
Citation
9
9
657
* Rankings
Ranking Based On Selection: 15
Mohammad Reza Shooshtarian
Water Quality
Fuzzy Decision Support Systems
Water and Wastewater Treatmen
Metrics
 
H-Index
i10 Index
Citation
9
9
341
* Rankings
Ranking Based On Selection: 17
Hojjatollah Rokhgireh
plasticity
continuum damage mechanics
advanced numerical method
Geometry of thermodynamic manifol
Metrics
 
H-Index
i10 Index
Citation
8
7
209
* Rankings
Ranking Based On Selection: 21
Ali Talezadeh Lari (Talezadehlari)
Composite
FGM
Buckling
Vibration
Numerical Analysi
Metrics
 
H-Index
i10 Index
Citation
7
5
142
* Rankings
Ranking Based On Selection: 25
Fatemeh Moayedi
computer vision
pattern recognition
human action recognition
medical image analysi
Metrics
 
H-Index
i10 Index
Citation
6
6
350
Rankings
Ranking Based On Selection: 2
Abdolkarim Afroozeh
Metrics
 
H-Index
i10 Index
Citation Counts
29
80
2,584
Rankings
Ranking Based On Selection: 3
Nezamaddin Mengelizadeh
Metrics
 
H-Index
i10 Index
Citation Counts
27
56
2,196
Environmental Health Engineering
Water treatment
Solid waste management
WastewaterTreatmen
Rankings
Ranking Based On Selection: 4
Meghdad Abdollahpour-Alitappeh
Metrics
 
H-Index
i10 Index
Citation Counts
27
58
2,199
Antibody-drug Conjugates (ADCs)
Monoclonal antibodies (mAbs)
Immunotherap
Rankings
Ranking Based On Selection: 5
Mohammad Rafi Bazrafshan
Metrics
 
H-Index
i10 Index
Citation Counts
21
46
1,498
Rankings
Ranking Based On Selection: 6
R Rahimpoor
Metrics
 
H-Index
i10 Index
Citation Counts
16
27
682
Occupational Hygiene
Occupatinal Toxicolog
Rankings
Ranking Based On Selection: 7
Heidar Mohammadi
Metrics
 
H-Index
i10 Index
Citation Counts
15
20
857
Assistant professor of occupational safety and healt
Rankings
Ranking Based On Selection: 8
Sasan Amanat
Metrics
 
H-Index
i10 Index
Citation Counts
13
15
859
Rankings
Ranking Based On Selection: 9
Esmaeil Kavi
Metrics
 
H-Index
i10 Index
Citation Counts
11
11
549
Rankings
Ranking Based On Selection: 10
Mohammadreza Razavi
Metrics
 
H-Index
i10 Index
Citation Counts
10
10
415
Rankings
Ranking Based On Selection: 11
Ali Mohammad Parviniannasab
Metrics
 
H-Index
i10 Index
Citation Counts
10
11
379
Rankings
Ranking Based On Selection: 12
Reza Yazdanpanah
Metrics
 
H-Index
i10 Index
Citation Counts
10
10
433
Rankings
Ranking Based On Selection: 13
Majid Arezoomand
Metrics
 
H-Index
i10 Index
Citation Counts
10
11
323
Group theory
Permutation groups
Algebraic graph Theory
Chemical Graph Theor
Rankings
Ranking Based On Selection: 14
Seyedeh-Saba Ashrafmansouri
Metrics
 
H-Index
i10 Index
Citation Counts
9
9
657
Transport Phenomena
Thermodynamics
Nanofluids
Ionic Liquids
Reaction Engineerin
Rankings
Ranking Based On Selection: 15
Mohammad Reza Shooshtarian
Metrics
 
H-Index
i10 Index
Citation Counts
9
9
341
Water Quality
Fuzzy Decision Support Systems
Water and Wastewater Treatmen
Rankings
Ranking Based On Selection: 16
Seyyed Ali Hosseini
Metrics
 
H-Index
i10 Index
Citation Counts
8
7
249
Rankings
Ranking Based On Selection: 17
Hojjatollah Rokhgireh
Metrics
 
H-Index
i10 Index
Citation Counts
8
7
209
plasticity
continuum damage mechanics
advanced numerical method
Geometry of thermodynamic manifol
Rankings
Ranking Based On Selection: 18
Mahkameh Ashourpour
Metrics
 
H-Index
i10 Index
Citation Counts
8
7
316
Rankings
Ranking Based On Selection: 19
Raziyeh Rahmati
Metrics
 
H-Index
i10 Index
Citation Counts
7
7
110
Rankings
Ranking Based On Selection: 20
Ali Taheri
Metrics
 
H-Index
i10 Index
Citation Counts
7
6
167
Rankings
Ranking Based On Selection: 21
Ali Talezadeh Lari (Talezadehlari)
Metrics
 
H-Index
i10 Index
Citation Counts
7
5
142
Composite
FGM
Buckling
Vibration
Numerical Analysi
Rankings
Ranking Based On Selection: 22
Zohreh Berizi
Metrics
 
H-Index
i10 Index
Citation Counts
6
6
429
Rankings
Ranking Based On Selection: 23
Zohre Faramarzian
Metrics
 
H-Index
i10 Index
Citation Counts
6
5
85
Rankings
Ranking Based On Selection: 25
Fatemeh Moayedi
Metrics
 
H-Index
i10 Index
Citation Counts
6
6
350
computer vision
pattern recognition
human action recognition
medical image analysi