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” (1,121,291 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
Soodeh Hosseini
Machine Learning
Cyber Security
Malware Propagatio
Metrics
 
H-Index
i10 Index
Citation
21
28
1,072
* Rankings
Ranking Based On Selection: 10
Meysam Soltani Nejad
Nanobiotechnology
Plant pathology
plant_microbe_interaction
Streptomyce
Metrics
 
H-Index
i10 Index
Citation
11
13
744
* Rankings
Ranking Based On Selection: 12
Mohamad Ali Hajabasi
Applied Mechanics
computational Mechanics
Dynamics and Vibratio
Metrics
 
H-Index
i10 Index
Citation
11
12
484
* Rankings
Ranking Based On Selection: 14
Amin Ghasemi
artificial intelligence
machine learning
deep learnin
Metrics
 
H-Index
i10 Index
Citation
10
10
202
* Rankings
Ranking Based On Selection: 16
Azadeh Alsadat Emrani Zarandi
Computer Arithmetic
Residue Number Systems Circuits
Computer Network
Metrics
 
H-Index
i10 Index
Citation
10
10
528
* Rankings
Ranking Based On Selection: 18
Fatemeh Mehrabi
drug delivery
nanochemistry
nanomaterials
drug
Metrics
 
H-Index
i10 Index
Citation
9
8
238
* Rankings
Ranking Based On Selection: 19
Zahra Golshani
Electrochemistry
Corrosion Protection
Perovskite Solar Cells
Nano Material
Metrics
 
H-Index
i10 Index
Citation
8
8
183
* Rankings
Ranking Based On Selection: 20
Saeid Bahiraei
Intellectual Disability
Down syndrome
Adapted Physical Activity
Balance
Gai
Metrics
 
H-Index
i10 Index
Citation
8
8
175
* Rankings
Ranking Based On Selection: 21
Sajjad Ansari
Asphaltene
Adsorption
Nano
Machine Learning
Enhanced oil recovery (EOR
Metrics
 
H-Index
i10 Index
Citation
8
7
192
* Rankings
Ranking Based On Selection: 22
Fatemeh Adabavazeh
Plant physiology
Stress Physiology
Plant cell tissue and organ culture
Hairy root cultur
Metrics
 
H-Index
i10 Index
Citation
8
7
180
* Rankings
Ranking Based On Selection: 23
Mohammad Khajeh Bami
Poultry Nutrition
Feed Additives
Probiotics
Nanoparticle
Metrics
 
H-Index
i10 Index
Citation
8
6
232
* Rankings
Ranking Based On Selection: 24
Azita Tajaddini
Numerical Linear Algebra
Krylov subspace methods for matrix equation
multi-dimensional equation
Numerical Analysi
Metrics
 
H-Index
i10 Index
Citation
8
8
155
* Rankings
Ranking Based On Selection: 25
Saeedeh Shojaeepour
Pharmacology
Stem Cell
Toxicology
Pharmacognosy
Polymorphis
Metrics
 
H-Index
i10 Index
Citation
8
7
179
Rankings
Ranking Based On Selection: 1
Soodeh Hosseini
Metrics
 
H-Index
i10 Index
Citation Counts
21
28
1,072
Rankings
Ranking Based On Selection: 2
Hamid Khoshdast
Metrics
 
H-Index
i10 Index
Citation Counts
21
35
1,286
Rankings
Ranking Based On Selection: 3
Saleh Hamzehei-Javaran
Metrics
 
H-Index
i10 Index
Citation Counts
18
31
879
Rankings
Ranking Based On Selection: 4
Azadeh Hojat
Metrics
 
H-Index
i10 Index
Citation Counts
18
25
829
Rankings
Ranking Based On Selection: 5
Mahdieh Ghazvini
Metrics
 
H-Index
i10 Index
Citation Counts
15
18
717
Rankings
Ranking Based On Selection: 6
Rohollah Nikooie
Metrics
 
H-Index
i10 Index
Citation Counts
13
16
664
Rankings
Ranking Based On Selection: 7
Ahmad İrannejad
Metrics
 
H-Index
i10 Index
Citation Counts
13
14
580
Rankings
Ranking Based On Selection: 8
Mahdiyeh Mehran
Metrics
 
H-Index
i10 Index
Citation Counts
13
15
519
Rankings
Ranking Based On Selection: 9
Omid Pourheidari
Metrics
 
H-Index
i10 Index
Citation Counts
12
18
712
Rankings
Ranking Based On Selection: 10
Meysam Soltani Nejad
Metrics
 
H-Index
i10 Index
Citation Counts
11
13
744
Nanobiotechnology
Plant pathology
plant_microbe_interaction
Streptomyce
Rankings
Ranking Based On Selection: 11
Vahideh Shojaei
Metrics
 
H-Index
i10 Index
Citation Counts
11
12
261
Rankings
Ranking Based On Selection: 12
Mohamad Ali Hajabasi
Metrics
 
H-Index
i10 Index
Citation Counts
11
12
484
Applied Mechanics
computational Mechanics
Dynamics and Vibratio
Rankings
Ranking Based On Selection: 13
Hamzeh Pasban-Aliabadi
Metrics
 
H-Index
i10 Index
Citation Counts
10
10
482
Rankings
Ranking Based On Selection: 14
Amin Ghasemi
Metrics
 
H-Index
i10 Index
Citation Counts
10
10
202
artificial intelligence
machine learning
deep learnin
Rankings
Ranking Based On Selection: 15
Hamid Mortezapour
Metrics
 
H-Index
i10 Index
Citation Counts
10
11
646
Rankings
Ranking Based On Selection: 16
Azadeh Alsadat Emrani Zarandi
Metrics
 
H-Index
i10 Index
Citation Counts
10
10
528
Computer Arithmetic
Residue Number Systems Circuits
Computer Network
Rankings
Ranking Based On Selection: 17
Hadiseh Mirhosseini
Metrics
 
H-Index
i10 Index
Citation Counts
9
9
160
Rankings
Ranking Based On Selection: 18
Fatemeh Mehrabi
Metrics
 
H-Index
i10 Index
Citation Counts
9
8
238
drug delivery
nanochemistry
nanomaterials
drug
Rankings
Ranking Based On Selection: 19
Zahra Golshani
Metrics
 
H-Index
i10 Index
Citation Counts
8
8
183
Electrochemistry
Corrosion Protection
Perovskite Solar Cells
Nano Material
Rankings
Ranking Based On Selection: 20
Saeid Bahiraei
Metrics
 
H-Index
i10 Index
Citation Counts
8
8
175
Intellectual Disability
Down syndrome
Adapted Physical Activity
Balance
Gai
Rankings
Ranking Based On Selection: 21
Sajjad Ansari
Metrics
 
H-Index
i10 Index
Citation Counts
8
7
192
Asphaltene
Adsorption
Nano
Machine Learning
Enhanced oil recovery (EOR
Rankings
Ranking Based On Selection: 22
Fatemeh Adabavazeh
Metrics
 
H-Index
i10 Index
Citation Counts
8
7
180
Plant physiology
Stress Physiology
Plant cell tissue and organ culture
Hairy root cultur
Rankings
Ranking Based On Selection: 23
Mohammad Khajeh Bami
Metrics
 
H-Index
i10 Index
Citation Counts
8
6
232
Poultry Nutrition
Feed Additives
Probiotics
Nanoparticle
Rankings
Ranking Based On Selection: 24
Azita Tajaddini
Metrics
 
H-Index
i10 Index
Citation Counts
8
8
155
Numerical Linear Algebra
Krylov subspace methods for matrix equation
multi-dimensional equation
Numerical Analysi
Rankings
Ranking Based On Selection: 25
Saeedeh Shojaeepour
Metrics
 
H-Index
i10 Index
Citation Counts
8
7
179
Pharmacology
Stem Cell
Toxicology
Pharmacognosy
Polymorphis