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" (873,898 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: 2
A Chennakesava Reddy
FEA
CAD/CAM
Manufacturing Technology
Metal Matrix Composites
Characterization of Materials
Metrics
H-Index
i10 Index
Citation
47
272
8,777
* Rankings
Ranking Based On Selection: 7
Archana Giri
Plant Biotechnology
Secondary metabolites
natural products
bioactive compounds
Transcriptome analysis and study of secondary
Metrics
H-Index
i10 Index
Citation
26
52
3,566
* Rankings
Ranking Based On Selection: 8
A Uma
Pretreatment of lignocellulosic Biomass
Enzymology
Saccharification
Fermentation Technology
Metrics
H-Index
i10 Index
Citation
24
52
1,539
* Rankings
Ranking Based On Selection: 10
N Yadaiah
AI Techniques
Neural Networks
Fuzzy Logic
Real Time Systems
Control Systems
Metrics
H-Index
i10 Index
Citation
23
34
1,437

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* Rankings
Ranking Based On Selection: 12
Anireddy Jayashree
Drug Design
molecular modelling
Organic Synthesis
Natural products
Green Chemistry
Metrics
H-Index
i10 Index
Citation
20
50
1,483
* Rankings
Ranking Based On Selection: 13
A Vinaya Babu
Information Security
Information Retrieval Systems
Image Processing
Cloud Computing
Metrics
H-Index
i10 Index
Citation
20
46
1,499
* Rankings
Ranking Based On Selection: 16
J Suresh Kumar
Composite structures
Machine Design
Mechanical Vibrations
FEA
High Order Theory
Metrics
H-Index
i10 Index
Citation
18
33
1,123
* Rankings
Ranking Based On Selection: 22
Vishnu Vardhan
Linguistic processing
datamining
security
Machine Learning
Deep Learning
Metrics
H-Index
i10 Index
Citation
16
27
1,327
* Rankings
Ranking Based On Selection: 23
S Shiva Kumar|S. Shiva Kumar, SS Kumar
Electrochemistry
Green Hydrogen
Water electrolysis
Fuel cells
CO2 Capture and Conversion
Metrics
H-Index
i10 Index
Citation
15
15
3,495
* Rankings
Ranking Based On Selection: 25
Sathyanarayana Boodida
Biothermodynamics
thermodynamical properties
organometallic chemistry
nano chemisty
Metrics
H-Index
i10 Index
Citation
15
23
691
* Rankings
Ranking Based On Selection: 28
Srinivas Rao
Special Concretes
High Volume fly ash concrete
self compacting concrete
glass fibre concrete
steel fibre concrete
Metrics
H-Index
i10 Index
Citation
14
19
653
* Rankings
Ranking Based On Selection: 31
T Kishen Kumar Reddy
Computational Fluid Dynamics Applications in Thermal Fluid Sciences
Thermodynamics - Pure Substance Property Evaluation & Test
Metrics
H-Index
i10 Index
Citation
12
15
493
* Rankings
Ranking Based On Selection: 34
E Saibaba Reddy
Geotechnical Engineering
Environmental Engineering
Materials
Pavement Engineering
Metrics
H-Index
i10 Index
Citation
10
10
404
* Rankings
Ranking Based On Selection: 37
Pola Madhusudana Rao
Fluctuation Analysis
Non-linear Time Series Analysis and Conductive Polymer
NanoComposites
Metrics
H-Index
i10 Index
Citation
7
5
236
* Rankings
Ranking Based On Selection: 38
Fatma Alali
SDN
High-Speed Networks
streaming
QoE
QoS
Metrics
H-Index
i10 Index
Citation
7
4
117
* Rankings
Ranking Based On Selection: 39
Ayedh Almutairi
Risk Assessment
Risk Management
Risk and Reliability Analysis
Decision Analysis
Project Management
Metrics
H-Index
i10 Index
Citation
5
5
118
* Rankings
Ranking Based On Selection: 42
Bhaskar Kanna
Power System Operation
Control
Forecasting
Bidding Strategies
Wind Integration Issues.
Metrics
H-Index
i10 Index
Citation
5
4
555
* Rankings
Ranking Based On Selection: 44
Eiman Alsharhan
linguistics
natural language processing
speech recognition
machine learning
Metrics
H-Index
i10 Index
Citation
4
4
119
* Rankings
Ranking Based On Selection: 45
Abdullah S Almutairi
Civil Engineering
Structural Engineering
Bridge Engineering
Structural Analysis
Performance-Based Design
Metrics
H-Index
i10 Index
Citation
4
4
97
* Rankings
Ranking Based On Selection: 56
Fawaz M Alazemi|F. Alazemi, Fawaz Alazemi
Interconnection Networks
Network-on-chip
Fault tolerance
disjoint-paths applications
Metrics
H-Index
i10 Index
Citation
4
1
82
* Rankings
Ranking Based On Selection: 58
Ahmad Al Naseem
Computational Mechanics
FEM
Material Modeling
Fluid Mechanics
Solid Mechanics
Metrics
H-Index
i10 Index
Citation
3
2
43
* Rankings
Ranking Based On Selection: 59
Eman Alshawaf
visual culture
contemporary visual communication
digital imaging
Metrics
H-Index
i10 Index
Citation
3
1
48
* Rankings
Ranking Based On Selection: 63
Hamad Alaslawi
Battered women
social policy
workplace bullying
refugees & immigrants
Metrics
H-Index
i10 Index
Citation
3
0
18
* Rankings
Ranking Based On Selection: 64
Khaled S. Al Rashidi
Corruption
Financial Crime
Criminal Law
Criminology
Kuwaiti Laws
Metrics
H-Index
i10 Index
Citation
3
0
16
* Rankings
Ranking Based On Selection: 68
Laila Alkhayat
Early Childhood Education- Early intervention- Screen time impact on children-Social and emotional development- Technology effect on children-
Metrics
H-Index
i10 Index
Citation
2
1
50
Bashayer Alotaibi
Arabic Syntax
Syntax-Semantics Interface
Generative Linguistics
Traditional Arabic grammar
Metrics
H-Index
i10 Index
Citation
2
0
7
Dhari S Alrasheed|Dhari S. Aljutaili
Urban economics
Housing
transportation
spatial econometrics
discrete choice econometrics
Metrics
H-Index
i10 Index
Citation
1
0
8
Khaled Albateni
missionary
american
United States foreign relations withe the Middle East
Metrics
H-Index
i10 Index
Citation
1
0
4
Rankings
Ranking Based On Selection: 1
K Viswanatha Sharma Kvsharma
Metrics
H-Index
i10 Index
Citation Counts
53
126
10,200
Nanofluid heat transfer
Solar energy
boiling
condensation
Rankings
Ranking Based On Selection: 2
A Chennakesava Reddy
Metrics
H-Index
i10 Index
Citation Counts
47
272
8,777
FEA
CAD/CAM
Manufacturing Technology
Metal Matrix Composites
Characterization of Materials
Rankings
Ranking Based On Selection: 3
Venkateswara Rao K
Metrics
H-Index
i10 Index
Citation Counts
44
116
6,829
Rankings
Ranking Based On Selection: 4
Sasikala CH
Metrics
H-Index
i10 Index
Citation Counts
39
173
5,852
bacterial diversity
biodegradation
bioremediation
bioprospecting
Rankings
Ranking Based On Selection: 5
V Himabindu
Metrics
H-Index
i10 Index
Citation Counts
33
91
5,910
Rankings
Ranking Based On Selection: 7
Archana Giri
Metrics
H-Index
i10 Index
Citation Counts
26
52
3,566
Plant Biotechnology
Secondary metabolites
natural products
bioactive compounds
Transcriptome analysis and study of secondary
Rankings
Ranking Based On Selection: 8
A Uma
Metrics
H-Index
i10 Index
Citation Counts
24
52
1,539
Pretreatment of lignocellulosic Biomass
Enzymology
Saccharification
Fermentation Technology
Rankings
Ranking Based On Selection: 10
N Yadaiah
Metrics
H-Index
i10 Index
Citation Counts
23
34
1,437
AI Techniques
Neural Networks
Fuzzy Logic
Real Time Systems
Control Systems

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
A Jayalaxmi
Metrics
H-Index
i10 Index
Citation Counts
21
57
1,661
Rankings
Ranking Based On Selection: 12
Anireddy Jayashree
Metrics
H-Index
i10 Index
Citation Counts
20
50
1,483
Drug Design
molecular modelling
Organic Synthesis
Natural products
Green Chemistry
Rankings
Ranking Based On Selection: 13
A Vinaya Babu
Metrics
H-Index
i10 Index
Citation Counts
20
46
1,499
Information Security
Information Retrieval Systems
Image Processing
Cloud Computing
Rankings
Ranking Based On Selection: 14
M Surya Kalavathi
Metrics
H-Index
i10 Index
Citation Counts
19
35
1,682
Power Electronics
Power Systems and High voltage Engineering
Rankings
Ranking Based On Selection: 15
V Venkateshwara Reddy
Metrics
H-Index
i10 Index
Citation Counts
19
20
3,098
Rankings
Ranking Based On Selection: 16
J Suresh Kumar
Metrics
H-Index
i10 Index
Citation Counts
18
33
1,123
Composite structures
Machine Design
Mechanical Vibrations
FEA
High Order Theory
Rankings
Ranking Based On Selection: 17
D Srinivasa Rao
Metrics
H-Index
i10 Index
Citation Counts
18
34
1,007
Rankings
Ranking Based On Selection: 19
Ravi Gugulothu
Metrics
H-Index
i10 Index
Citation Counts
17
29
780
Thermal Analysis
Heat Transfer
Nanofluids
Renewable Energy
Rankings
Ranking Based On Selection: 20
Nagasarada Somanchi
Metrics
H-Index
i10 Index
Citation Counts
17
27
1,343
Heat Transfer Enhancement
I.C Engines
Refrigeration
Heat Pipe
Rankings
Ranking Based On Selection: 21
Gurram Krishna Mohana Rao
Metrics
H-Index
i10 Index
Citation Counts
17
30
1,572
metal cutting
machine tools
non-traditional machining
Rankings
Ranking Based On Selection: 22
Vishnu Vardhan
Metrics
H-Index
i10 Index
Citation Counts
16
27
1,327
Linguistic processing
datamining
security
Machine Learning
Deep Learning
Rankings
Ranking Based On Selection: 23
S Shiva Kumar|S. Shiva Kumar, SS Kumar
Metrics
H-Index
i10 Index
Citation Counts
15
15
3,495
Electrochemistry
Green Hydrogen
Water electrolysis
Fuel cells
CO2 Capture and Conversion
Rankings
Ranking Based On Selection: 24
V Kamakshi Prasad
Metrics
H-Index
i10 Index
Citation Counts
15
23
864
Rankings
Ranking Based On Selection: 25
Sathyanarayana Boodida
Metrics
H-Index
i10 Index
Citation Counts
15
23
691
Biothermodynamics
thermodynamical properties
organometallic chemistry
nano chemisty
Rankings
Ranking Based On Selection: 26
Bhramara Panitapu
Metrics
H-Index
i10 Index
Citation Counts
14
23
799
Rankings
Ranking Based On Selection: 27
B Sudheer Prem Kumar
Metrics
H-Index
i10 Index
Citation Counts
14
21
1,062
Thermal Engineering
R&AC
Heat Transfer
IC Engines
Cryogenics
Rankings
Ranking Based On Selection: 28
Srinivas Rao
Metrics
H-Index
i10 Index
Citation Counts
14
19
653
Special Concretes
High Volume fly ash concrete
self compacting concrete
glass fibre concrete
steel fibre concrete
Rankings
Ranking Based On Selection: 29
T Sreekanth
Metrics
H-Index
i10 Index
Citation Counts
13
14
747
Rankings
Ranking Based On Selection: 30
M Madhavi Latha
Metrics
H-Index
i10 Index
Citation Counts
13
18
590
Rankings
Ranking Based On Selection: 31
T Kishen Kumar Reddy
Metrics
H-Index
i10 Index
Citation Counts
12
15
493
Computational Fluid Dynamics Applications in Thermal Fluid Sciences
Thermodynamics - Pure Substance Property Evaluation & Test
Rankings
Ranking Based On Selection: 32
Suresh Arjula
Metrics
H-Index
i10 Index
Citation Counts
11
11
796
Rankings
Ranking Based On Selection: 33
M Sushama
Metrics
H-Index
i10 Index
Citation Counts
10
10
307
Rankings
Ranking Based On Selection: 34
E Saibaba Reddy
Metrics
H-Index
i10 Index
Citation Counts
10
10
404
Geotechnical Engineering
Environmental Engineering
Materials
Pavement Engineering
Rankings
Ranking Based On Selection: 35
T Vijaya Lakshmi
Metrics
H-Index
i10 Index
Citation Counts
7
7
181
Environmental Science and Technology
Environmental Geomatics
EIA
Rankings
Ranking Based On Selection: 36
Lavudi Saida
Metrics
H-Index
i10 Index
Citation Counts
7
5
446
Fermentation Technology
Rankings
Ranking Based On Selection: 37
Pola Madhusudana Rao
Metrics
H-Index
i10 Index
Citation Counts
7
5
236
Fluctuation Analysis
Non-linear Time Series Analysis and Conductive Polymer
NanoComposites
Rankings
Ranking Based On Selection: 38
Fatma Alali
Metrics
H-Index
i10 Index
Citation Counts
7
4
117
SDN
High-Speed Networks
streaming
QoE
QoS
Rankings
Ranking Based On Selection: 39
Ayedh Almutairi
Metrics
H-Index
i10 Index
Citation Counts
5
5
118
Risk Assessment
Risk Management
Risk and Reliability Analysis
Decision Analysis
Project Management
Rankings
Ranking Based On Selection: 40
Dana Altarrah
Metrics
H-Index
i10 Index
Citation Counts
5
4
149
Public Health
Obesity
Nutrition
Child Health
Behavior Change
Rankings
Ranking Based On Selection: 41
Amani Al Adsani
Metrics
H-Index
i10 Index
Citation Counts
5
3
132
Rankings
Ranking Based On Selection: 42
Bhaskar Kanna
Metrics
H-Index
i10 Index
Citation Counts
5
4
555
Power System Operation
Control
Forecasting
Bidding Strategies
Wind Integration Issues.
Rankings
Ranking Based On Selection: 43
Abdulhadi Alajmi
Metrics
H-Index
i10 Index
Citation Counts
5
1
44
History
Kuwait History
Kuwait Politics
Islamic History
Rankings
Ranking Based On Selection: 44
Eiman Alsharhan
Metrics
H-Index
i10 Index
Citation Counts
4
4
119
linguistics
natural language processing
speech recognition
machine learning
Rankings
Ranking Based On Selection: 45
Abdullah S Almutairi
Metrics
H-Index
i10 Index
Citation Counts
4
4
97
Civil Engineering
Structural Engineering
Bridge Engineering
Structural Analysis
Performance-Based Design
Rankings
Ranking Based On Selection: 46
Batool Hendal
Metrics
H-Index
i10 Index
Citation Counts
4
3
101
Rankings
Ranking Based On Selection: 47
Abdullah I Alibrahim
Metrics
H-Index
i10 Index
Citation Counts
4
3
83
Health Systems
Health Policy
Simulation Modeling
Data Analytics
Rankings
Ranking Based On Selection: 48
Hasan Ashkanani
Metrics
H-Index
i10 Index
Citation Counts
4
3
58
Archaeology
Anthropology
Archaeometry
Arabian Gulf
Rankings
Ranking Based On Selection: 49
Husain Alyousef
Metrics
H-Index
i10 Index
Citation Counts
4
3
55
AIS
Corporate Governance
Capital Markets
Rankings
Ranking Based On Selection: 50
Fatima Al Ghadban
Metrics
H-Index
i10 Index
Citation Counts
4
2
72
public health
health promotion
health behavior
mental health
nutrition
Rankings
Ranking Based On Selection: 51
Mamidi Kiran Kumar
Metrics
H-Index
i10 Index
Citation Counts
4
1
48
Wireless Ad hoc Sensor Networks
Ad hoc Routing
Data Mining
Machine Perception
Rankings
Ranking Based On Selection: 52
Fahad Zaman
Metrics
H-Index
i10 Index
Citation Counts
4
1
39
Space Radiation
Monte Carlo Radiation Transport
Rankings
Ranking Based On Selection: 54
Iman Jahanbani
Metrics
H-Index
i10 Index
Citation Counts
4
2
80
Rankings
Ranking Based On Selection: 55
Abdullah M Alhajeri
Metrics
H-Index
i10 Index
Citation Counts
4
1
34
Rankings
Ranking Based On Selection: 56
Interconnection Networks
Network-on-chip
Fault tolerance
disjoint-paths applications
Rankings
Ranking Based On Selection: 57
Lamis Behbehani
Metrics
H-Index
i10 Index
Citation Counts
3
2
44
Rankings
Ranking Based On Selection: 58
Ahmad Al Naseem
Metrics
H-Index
i10 Index
Citation Counts
3
2
43
Computational Mechanics
FEM
Material Modeling
Fluid Mechanics
Solid Mechanics
Rankings
Ranking Based On Selection: 59
Eman Alshawaf
Metrics
H-Index
i10 Index
Citation Counts
3
1
48
visual culture
contemporary visual communication
digital imaging
Rankings
Ranking Based On Selection: 60
Husain Murad
Metrics
H-Index
i10 Index
Citation Counts
3
1
32
TV
Radio
Cinema
Media
Film
Rankings
Ranking Based On Selection: 61
Athary Saleem
Metrics
H-Index
i10 Index
Citation Counts
3
0
23
Rankings
Ranking Based On Selection: 62
Abdullatif Alrashdan
Metrics
H-Index
i10 Index
Citation Counts
3
0
22
Rankings
Ranking Based On Selection: 63
Hamad Alaslawi
Metrics
H-Index
i10 Index
Citation Counts
3
0
18
Battered women
social policy
workplace bullying
refugees & immigrants
Rankings
Ranking Based On Selection: 64
Khaled S. Al Rashidi
Metrics
H-Index
i10 Index
Citation Counts
3
0
16
Corruption
Financial Crime
Criminal Law
Criminology
Kuwaiti Laws
Rankings
Ranking Based On Selection: 65
Fahad Al Zumai
Metrics
H-Index
i10 Index
Citation Counts
3
2
45
Company law
Securities Regulation
Constitutional Law
Rankings
Ranking Based On Selection: 66
Asad Alrashed
Metrics
H-Index
i10 Index
Citation Counts
3
1
30
Rankings
Ranking Based On Selection: 67
Ali Abdulhussain Almosawey
Metrics
H-Index
i10 Index
Citation Counts
2
2
30
Marine Environment
Zooplankton Physiology
Toxic producing algae
HABs
Rankings
Ranking Based On Selection: 68
Laila Alkhayat
Metrics
H-Index
i10 Index
Citation Counts
2
1
50
Early Childhood Education- Early intervention- Screen time impact on children-Social and emotional development- Technology effect on children-
Rankings
Ranking Based On Selection: 69
Khaled Alsabah
Metrics
H-Index
i10 Index
Citation Counts
2
0
10
Rankings
Ranking Based On Selection: 70
Bashayer Alotaibi
Metrics
H-Index
i10 Index
Citation Counts
2
0
7
Arabic Syntax
Syntax-Semantics Interface
Generative Linguistics
Traditional Arabic grammar
Rankings
Ranking Based On Selection: 71
Dalal Musaed Alsayer
Metrics
H-Index
i10 Index
Citation Counts
2
0
7
Rankings
Ranking Based On Selection: 72
Jasem Alqaseer
Metrics
H-Index
i10 Index
Citation Counts
1
1
14
Political Communication
Advertising
Advertising algorithms on web 2.0
Rankings
Ranking Based On Selection: 73
Urban economics
Housing
transportation
spatial econometrics
discrete choice econometrics
Rankings
Ranking Based On Selection: 74
Isameldeen E. Daffallah
Metrics
H-Index
i10 Index
Citation Counts
1
0
7
Rankings
Ranking Based On Selection: 75
Khaled Albateni
Metrics
H-Index
i10 Index
Citation Counts
1
0
4
missionary
american
United States foreign relations withe the Middle East
Rankings
Ranking Based On Selection: 76
Hamad Alajmi
Metrics
H-Index
i10 Index
Citation Counts
1
0
2
Arabic Literature
Comparative Literature
Folk Literature
Rankings
Ranking Based On Selection: 77
Hesham Alsarhan
Metrics
H-Index
i10 Index
Citation Counts
1
0
6
Information Organization