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: 3
Kumar Durairaj
Biomedical Engineering
Soft computing
Biomedical instrumentation
Nanotechnology
Metrics
H-Index
i10 Index
Citation
17
25
1,344
* Rankings
Ranking Based On Selection: 5
George Amalanathan
fuzzy metric spaces
graph theory
adhoc networks.
Metrics
H-Index
i10 Index
Citation
10
10
3,600
* Rankings
Ranking Based On Selection: 6
Majid Khan
Machine Learning
Parallel Processing
Software Engineering
Metrics
H-Index
i10 Index
Citation
10
10
304
* Rankings
Ranking Based On Selection: 7
P Gayathri
X-Ray Crystallography
Crystal growth
Metrics
H-Index
i10 Index
Citation
10
12
255
D Jeyasimman
Nanocomposites Powder Metallurgy Mechanical Behavior of Materials
Metrics
H-Index
i10 Index
Citation
9
9
507

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* Rankings
Ranking Based On Selection: 11
Umayal Sundari Ar
Solar Energy
Vacuum tube collector
Energy and Buildings
Metrics
H-Index
i10 Index
Citation
9
9
326
* Rankings
Ranking Based On Selection: 12
Cv Subramanian
Energy Efficient Buildings
Thermal comfort
Traditional buildings
Solar passive Architecture
Metrics
H-Index
i10 Index
Citation
8
6
226
* Rankings
Ranking Based On Selection: 17
Samer Al-Imamy
Augmented Reality
Use of Technology in Teaching
Blended Learning
Image Processing
Pattern Recognition
Metrics
H-Index
i10 Index
Citation
7
6
407
* Rankings
Ranking Based On Selection: 18
CM Vivek
Bioenergy
Biomass Gasification
Outcome based education
Sustainable energy development
Metrics
H-Index
i10 Index
Citation
6
6
214
* Rankings
Ranking Based On Selection: 19
Ali M Alghazo
Human Resource Development
Program Evaluation
Technology Training
Technology Education
Career Counseling
Metrics
H-Index
i10 Index
Citation
6
5
340
* Rankings
Ranking Based On Selection: 20
Nazeema Banu Basheer
Herbal Technology
Nanobiotechnology
DNA methylation and cancer
Salivary diagnostics
Metrics
H-Index
i10 Index
Citation
6
6
296
* Rankings
Ranking Based On Selection: 23
N Muruganantham
Brushless DC Motor Design and its Control
Soft-Switching Converters
Artificial Intelligent Controllers
Electric Vehicles
Sma
Metrics
H-Index
i10 Index
Citation
6
3
85
* Rankings
Ranking Based On Selection: 24
Sundaramoorthy Gomathi
Small molecular crystallography
Crystal engineering
supramolecular chemistry
Metal Organic Frameworks (MOFs)
bioinorganic ch
Metrics
H-Index
i10 Index
Citation
5
2
82
* Rankings
Ranking Based On Selection: 26
D Maghesh Kumar
Big data analytics
Data Science
Cloud Computing
Metrics
H-Index
i10 Index
Citation
5
2
46
* Rankings
Ranking Based On Selection: 27
Jeyachidra J
Data Mining
wireless sensor networks
Big data analytics
Metrics
H-Index
i10 Index
Citation
4
3
66
* Rankings
Ranking Based On Selection: 28
Dilip Jose S
Applied mathematics
Fluid dynamics
Convective Heat and Mass Transnfer.
Metrics
H-Index
i10 Index
Citation
4
2
66
* Rankings
Ranking Based On Selection: 29
Manivannan Govindaraj
Metal Organic frameworks
Coordination Chemistry
Inorganic Chemistry
Crystallography
Metrics
H-Index
i10 Index
Citation
4
2
48
* Rankings
Ranking Based On Selection: 30
L Aruna
Cloud Computing
Networking
Metrics
H-Index
i10 Index
Citation
4
1
31
* Rankings
Ranking Based On Selection: 33
S Rajiv
Superhydrophobic coatings
Nanotechnology
Aerospace Coating
Space Mechanics
Aircraft Propulsion
Metrics
H-Index
i10 Index
Citation
3
2
51
* Rankings
Ranking Based On Selection: 34
Raju Arumugam
Stochastic processes
Statistics
Numerical methods and Operations Research
Metrics
H-Index
i10 Index
Citation
3
1
65
* Rankings
Ranking Based On Selection: 36
V Baskaran
THINFILM PHYSICS
SOLAR CELLS
NANOTECHNOLOGY
Metrics
H-Index
i10 Index
Citation
3
1
48
* Rankings
Ranking Based On Selection: 38
Ahila Mathimaran
Fungal Biotechnology
Ageing Research
Animal Science
Protein crystallography
stem cell research
Metrics
H-Index
i10 Index
Citation
3
0
18
* Rankings
Ranking Based On Selection: 40
R Vanitha
Data Mining
BigData Analytics with IOT
Metrics
H-Index
i10 Index
Citation
2
1
33
Aruna P
Mobile Adhoc Networks
Deep Learning
Programming
Metrics
H-Index
i10 Index
Citation
2
0
13
Chandrakumar Peter M
Computer Hardware Reuse and Environment Sustainability
Metrics
H-Index
i10 Index
Citation
1
1
12
S Subendiran
Marketing
Networking
Human Resource Management
Metrics
H-Index
i10 Index
Citation
1
1
11
V Sathya
Networks
Artificial Intelligence
HCI
Metrics
H-Index
i10 Index
Citation
1
0
5
Ramesh Babu Natarajan
Architecture
Fire Safety evacuation
Fire risk assessment
traditional towns
Metrics
H-Index
i10 Index
Citation
1
0
3
Sameerabanu P
Statistics
Time series and Stochastic processes
Metrics
H-Index
i10 Index
Citation
1
0
2
Arivukkarasu Kr
Fuel cells
Hydrogen Production Technologies
Metrics
H-Index
i10 Index
Citation
1
0
2
Rankings
Ranking Based On Selection: 1
Kumaran Shanmugam
Metrics
H-Index
i10 Index
Citation Counts
18
35
1,199
Rankings
Ranking Based On Selection: 2
Velusami S
Metrics
H-Index
i10 Index
Citation Counts
17
21
856
Rankings
Ranking Based On Selection: 3
Kumar Durairaj
Metrics
H-Index
i10 Index
Citation Counts
17
25
1,344
Biomedical Engineering
Soft computing
Biomedical instrumentation
Nanotechnology
Rankings
Ranking Based On Selection: 4
Geetha Kathiresan
Metrics
H-Index
i10 Index
Citation Counts
10
11
343
Rankings
Ranking Based On Selection: 5
George Amalanathan
Metrics
H-Index
i10 Index
Citation Counts
10
10
3,600
fuzzy metric spaces
graph theory
adhoc networks.
Rankings
Ranking Based On Selection: 6
Majid Khan
Metrics
H-Index
i10 Index
Citation Counts
10
10
304
Machine Learning
Parallel Processing
Software Engineering
Rankings
Ranking Based On Selection: 7
P Gayathri
Metrics
H-Index
i10 Index
Citation Counts
10
12
255
X-Ray Crystallography
Crystal growth
Rankings
Ranking Based On Selection: 8
Loay Alzubaidi
Metrics
H-Index
i10 Index
Citation Counts
9
9
351
Rankings
Ranking Based On Selection: 9
D Jeyasimman
Metrics
H-Index
i10 Index
Citation Counts
9
9
507
Nanocomposites Powder Metallurgy Mechanical Behavior of Materials
Rankings
Ranking Based On Selection: 10
Srividhya Pk
Metrics
H-Index
i10 Index
Citation Counts
9
9
395

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
Umayal Sundari Ar
Metrics
H-Index
i10 Index
Citation Counts
9
9
326
Solar Energy
Vacuum tube collector
Energy and Buildings
Rankings
Ranking Based On Selection: 12
Cv Subramanian
Metrics
H-Index
i10 Index
Citation Counts
8
6
226
Energy Efficient Buildings
Thermal comfort
Traditional buildings
Solar passive Architecture
Rankings
Ranking Based On Selection: 13
Kesavan Karuppusamy
Metrics
H-Index
i10 Index
Citation Counts
8
7
259
Rankings
Ranking Based On Selection: 14
Muhammed Mulhem
Metrics
H-Index
i10 Index
Citation Counts
8
7
354
Rankings
Ranking Based On Selection: 15
Hod Arch
Metrics
H-Index
i10 Index
Citation Counts
7
5
229
Rankings
Ranking Based On Selection: 16
Khaled Fawagreh
Metrics
H-Index
i10 Index
Citation Counts
7
5
813
Rankings
Ranking Based On Selection: 17
Samer Al-Imamy
Metrics
H-Index
i10 Index
Citation Counts
7
6
407
Augmented Reality
Use of Technology in Teaching
Blended Learning
Image Processing
Pattern Recognition
Rankings
Ranking Based On Selection: 18
CM Vivek
Metrics
H-Index
i10 Index
Citation Counts
6
6
214
Bioenergy
Biomass Gasification
Outcome based education
Sustainable energy development
Rankings
Ranking Based On Selection: 19
Ali M Alghazo
Metrics
H-Index
i10 Index
Citation Counts
6
5
340
Human Resource Development
Program Evaluation
Technology Training
Technology Education
Career Counseling
Rankings
Ranking Based On Selection: 20
Nazeema Banu Basheer
Metrics
H-Index
i10 Index
Citation Counts
6
6
296
Herbal Technology
Nanobiotechnology
DNA methylation and cancer
Salivary diagnostics
Rankings
Ranking Based On Selection: 21
Abdulrahman Aldossary
Metrics
H-Index
i10 Index
Citation Counts
6
4
241
Rankings
Ranking Based On Selection: 22
Poonguzhali Ramaiyan|Dr.R.POONGUZHALI
Metrics
H-Index
i10 Index
Citation Counts
6
1
83
Machine Learning
Natural Language Processing
Deep Learning
Rankings
Ranking Based On Selection: 23
N Muruganantham
Metrics
H-Index
i10 Index
Citation Counts
6
3
85
Brushless DC Motor Design and its Control
Soft-Switching Converters
Artificial Intelligent Controllers
Electric Vehicles
Sma
Rankings
Ranking Based On Selection: 24
Sundaramoorthy Gomathi
Metrics
H-Index
i10 Index
Citation Counts
5
2
82
Small molecular crystallography
Crystal engineering
supramolecular chemistry
Metal Organic Frameworks (MOFs)
bioinorganic ch
Rankings
Ranking Based On Selection: 25
Sharmila Begum
Metrics
H-Index
i10 Index
Citation Counts
5
1
72
Rankings
Ranking Based On Selection: 26
D Maghesh Kumar
Metrics
H-Index
i10 Index
Citation Counts
5
2
46
Big data analytics
Data Science
Cloud Computing
Rankings
Ranking Based On Selection: 27
Jeyachidra J
Metrics
H-Index
i10 Index
Citation Counts
4
3
66
Data Mining
wireless sensor networks
Big data analytics
Rankings
Ranking Based On Selection: 28
Dilip Jose S
Metrics
H-Index
i10 Index
Citation Counts
4
2
66
Applied mathematics
Fluid dynamics
Convective Heat and Mass Transnfer.
Rankings
Ranking Based On Selection: 29
Manivannan Govindaraj
Metrics
H-Index
i10 Index
Citation Counts
4
2
48
Metal Organic frameworks
Coordination Chemistry
Inorganic Chemistry
Crystallography
Rankings
Ranking Based On Selection: 30
L Aruna
Metrics
H-Index
i10 Index
Citation Counts
4
1
31
Cloud Computing
Networking
Rankings
Ranking Based On Selection: 31
Vimala C
Metrics
H-Index
i10 Index
Citation Counts
4
2
53
Rankings
Ranking Based On Selection: 32
D Christy Sujatha
Metrics
H-Index
i10 Index
Citation Counts
3
2
57
Rankings
Ranking Based On Selection: 33
S Rajiv
Metrics
H-Index
i10 Index
Citation Counts
3
2
51
Superhydrophobic coatings
Nanotechnology
Aerospace Coating
Space Mechanics
Aircraft Propulsion
Rankings
Ranking Based On Selection: 34
Raju Arumugam
Metrics
H-Index
i10 Index
Citation Counts
3
1
65
Stochastic processes
Statistics
Numerical methods and Operations Research
Rankings
Ranking Based On Selection: 35
Rajathi Muthusamy Ap Software Engineering
Metrics
H-Index
i10 Index
Citation Counts
3
1
55
Data Mining
IOT
Block chain
Rankings
Ranking Based On Selection: 36
V Baskaran
Metrics
H-Index
i10 Index
Citation Counts
3
1
48
THINFILM PHYSICS
SOLAR CELLS
NANOTECHNOLOGY
Rankings
Ranking Based On Selection: 37
Head Aerospace,Pmist
Metrics
H-Index
i10 Index
Citation Counts
3
1
43
Rankings
Ranking Based On Selection: 38
Ahila Mathimaran
Metrics
H-Index
i10 Index
Citation Counts
3
0
18
Fungal Biotechnology
Ageing Research
Animal Science
Protein crystallography
stem cell research
Rankings
Ranking Based On Selection: 39
Shanmugavelu Va
Metrics
H-Index
i10 Index
Citation Counts
3
0
21
Repair and Rehabilitation of Concrete Structures
Rankings
Ranking Based On Selection: 40
R Vanitha
Metrics
H-Index
i10 Index
Citation Counts
2
1
33
Data Mining
BigData Analytics with IOT
Rankings
Ranking Based On Selection: 41
Narendra Prasad
Metrics
H-Index
i10 Index
Citation Counts
2
1
24
Rankings
Ranking Based On Selection: 42
T Kavitha|Dr.T.Kavitha
Metrics
H-Index
i10 Index
Citation Counts
2
1
19
Rankings
Ranking Based On Selection: 43
Narmadha C
Metrics
H-Index
i10 Index
Citation Counts
2
0
19
Rankings
Ranking Based On Selection: 44
Arumugam S
Metrics
H-Index
i10 Index
Citation Counts
2
0
17
Rankings
Ranking Based On Selection: 45
Sudha Pn
Metrics
H-Index
i10 Index
Citation Counts
2
0
16
Rankings
Ranking Based On Selection: 46
Aruna P
Metrics
H-Index
i10 Index
Citation Counts
2
0
13
Rankings
Ranking Based On Selection: 47
Ananthi M
Metrics
H-Index
i10 Index
Citation Counts
2
0
13
Rankings
Ranking Based On Selection: 48
J Jayanthi
Metrics
H-Index
i10 Index
Citation Counts
2
0
13
Rankings
Ranking Based On Selection: 49
Jayanthi R
Metrics
H-Index
i10 Index
Citation Counts
2
0
12
Rankings
Ranking Based On Selection: 50
Thamilvanan G Ap Education
Metrics
H-Index
i10 Index
Citation Counts
2
0
10
Rankings
Ranking Based On Selection: 51
Rajanandhini
Metrics
H-Index
i10 Index
Citation Counts
2
0
6
Rankings
Ranking Based On Selection: 52
Head Commerce
Metrics
H-Index
i10 Index
Citation Counts
2
0
6
Rankings
Ranking Based On Selection: 53
Jayanthi J
Metrics
H-Index
i10 Index
Citation Counts
2
0
5
Rankings
Ranking Based On Selection: 54
Jayanthi L
Metrics
H-Index
i10 Index
Citation Counts
2
0
18
Rankings
Ranking Based On Selection: 55
Violet Juli
Metrics
H-Index
i10 Index
Citation Counts
2
0
9
Rankings
Ranking Based On Selection: 56
Santhosh J
Metrics
H-Index
i10 Index
Citation Counts
1
1
39
Rankings
Ranking Based On Selection: 57
Latha R ApArch
Metrics
H-Index
i10 Index
Citation Counts
1
1
39
CONSTRUCTION MANAGEMENT
Rankings
Ranking Based On Selection: 58
Nowshath Ahamed
Metrics
H-Index
i10 Index
Citation Counts
1
1
19
Rankings
Ranking Based On Selection: 59
Pandiaraj V
Metrics
H-Index
i10 Index
Citation Counts
1
1
14
Rankings
Ranking Based On Selection: 60
Nagaraj V
Metrics
H-Index
i10 Index
Citation Counts
1
1
12
Rankings
Ranking Based On Selection: 61
Chandrakumar Peter M
Metrics
H-Index
i10 Index
Citation Counts
1
1
12
Computer Hardware Reuse and Environment Sustainability
Rankings
Ranking Based On Selection: 62
S Subendiran
Metrics
H-Index
i10 Index
Citation Counts
1
1
11
Marketing
Networking
Human Resource Management
Rankings
Ranking Based On Selection: 63
Sundaranayagi S
Metrics
H-Index
i10 Index
Citation Counts
1
0
7
Rankings
Ranking Based On Selection: 64
V Sathya
Metrics
H-Index
i10 Index
Citation Counts
1
0
5
Networks
Artificial Intelligence
HCI
Rankings
Ranking Based On Selection: 65
G Panneerselvam
Metrics
H-Index
i10 Index
Citation Counts
1
0
5
Rankings
Ranking Based On Selection: 66
Suresh R
Metrics
H-Index
i10 Index
Citation Counts
1
0
4
Rankings
Ranking Based On Selection: 67
Ramesh Babu Natarajan
Metrics
H-Index
i10 Index
Citation Counts
1
0
3
Architecture
Fire Safety evacuation
Fire risk assessment
traditional towns
Rankings
Ranking Based On Selection: 68
Sameerabanu P
Metrics
H-Index
i10 Index
Citation Counts
1
0
2
Statistics
Time series and Stochastic processes
Rankings
Ranking Based On Selection: 69
Manoranjan K
Metrics
H-Index
i10 Index
Citation Counts
1
0
2
Rankings
Ranking Based On Selection: 70
Arivukkarasu Kr
Metrics
H-Index
i10 Index
Citation Counts
1
0
2
Fuel cells
Hydrogen Production Technologies
Rankings
Ranking Based On Selection: 72
Ramani R
Metrics
H-Index
i10 Index
Citation Counts
1
0
1
Rankings
Ranking Based On Selection: 73
B Sridevi
Metrics
H-Index
i10 Index
Citation Counts
1
0
2