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” (1,121,289 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
S Sriman Narayanan
Chemically Modified electrodes and sensor
Metrics
 
H-Index
i10 Index
Citation
34
79
4,040
* Rankings
Ranking Based On Selection: 2
Shanmugharaj Am
Nanostructured materials for energy storage and conversion
Polymer synthesis
Waste tire recyclin
Metrics
 
H-Index
i10 Index
Citation
32
64
4,105
* Rankings
Ranking Based On Selection: 3
S Jaya Kumari
Screening of indigenous medicinal herbs in traditional system for Pharmacognosy
Phytochemistry
Pharmacological studies an
Metrics
 
H-Index
i10 Index
Citation
31
127
9,240
* Rankings
Ranking Based On Selection: 5
A Sasi Kumar
Data Mining
Big Data
Cloud Computing
Mobile Computing
Knowledge Based System
Metrics
 
H-Index
i10 Index
Citation
28
73
5,326
* Rankings
Ranking Based On Selection: 7
A Parthiban
laser material processing
machining
optimizatio
Metrics
 
H-Index
i10 Index
Citation
24
44
1,392
* Rankings
Ranking Based On Selection: 9
R Dinakaran Michael
Fish Immunology- Immunostimulation and Immunotoxicolog
Metrics
 
H-Index
i10 Index
Citation
23
35
2,449
* Rankings
Ranking Based On Selection: 10
T Somanathan
Carbon Nanotubes
Graphene oxide nanomaterials
Heterogeneous catalys
Metrics
 
H-Index
i10 Index
Citation
18
27
1,463
* Rankings
Ranking Based On Selection: 11
R Muraliraja
Electroless plating
Composites
Additive Manufacturing
4D printing
Product Desig
Metrics
 
H-Index
i10 Index
Citation
17
21
1,659
* Rankings
Ranking Based On Selection: 15
Swaminathan P
Embedded System Design
Simulation and Modeling
Digital Design
Software Quality Assurance
Nuclear Engineerin
Metrics
 
H-Index
i10 Index
Citation
17
24
917
* Rankings
Ranking Based On Selection: 16
Akila D
Big Data
IoT
Data Mining
Cloud Computin
Metrics
 
H-Index
i10 Index
Citation
15
25
974
* Rankings
Ranking Based On Selection: 17
Jerritta S
Biosignal processing
Human Computer Interactio
Metrics
 
H-Index
i10 Index
Citation
15
18
1,241
* Rankings
Ranking Based On Selection: 20
Arun Sahayadhas
Driver Assistance system
Artificial Intelligence
Bio Signal and Image processin
Metrics
 
H-Index
i10 Index
Citation
14
18
1,698
* Rankings
Ranking Based On Selection: 22
S Jayakumari
isolation of product
Metrics
 
H-Index
i10 Index
Citation
14
20
682
Rankings
Ranking Based On Selection: 1
S Sriman Narayanan
Metrics
 
H-Index
i10 Index
Citation Counts
34
79
4,040
Rankings
Ranking Based On Selection: 2
Shanmugharaj Am
Metrics
 
H-Index
i10 Index
Citation Counts
32
64
4,105
Nanostructured materials for energy storage and conversion
Polymer synthesis
Waste tire recyclin
Rankings
Ranking Based On Selection: 3
S Jaya Kumari
Metrics
 
H-Index
i10 Index
Citation Counts
31
127
9,240
Screening of indigenous medicinal herbs in traditional system for Pharmacognosy
Phytochemistry
Pharmacological studies an
Rankings
Ranking Based On Selection: 4
Chandrasekaran M
Metrics
 
H-Index
i10 Index
Citation Counts
29
70
3,570
Rankings
Ranking Based On Selection: 5
A Sasi Kumar
Metrics
 
H-Index
i10 Index
Citation Counts
28
73
5,326
Data Mining
Big Data
Cloud Computing
Mobile Computing
Knowledge Based System
Rankings
Ranking Based On Selection: 6
Baskar S
Metrics
 
H-Index
i10 Index
Citation Counts
25
40
1,444
Rankings
Ranking Based On Selection: 7
A Parthiban
Metrics
 
H-Index
i10 Index
Citation Counts
24
44
1,392
laser material processing
machining
optimizatio
Rankings
Ranking Based On Selection: 8
S Vasantha
Metrics
 
H-Index
i10 Index
Citation Counts
23
58
2,052
Rankings
Ranking Based On Selection: 9
R Dinakaran Michael
Metrics
 
H-Index
i10 Index
Citation Counts
23
35
2,449
Fish Immunology- Immunostimulation and Immunotoxicolog
Rankings
Ranking Based On Selection: 10
T Somanathan
Metrics
 
H-Index
i10 Index
Citation Counts
18
27
1,463
Carbon Nanotubes
Graphene oxide nanomaterials
Heterogeneous catalys
Rankings
Ranking Based On Selection: 11
R Muraliraja
Metrics
 
H-Index
i10 Index
Citation Counts
17
21
1,659
Electroless plating
Composites
Additive Manufacturing
4D printing
Product Desig
Rankings
Ranking Based On Selection: 12
Rajendran Velayutham
Metrics
 
H-Index
i10 Index
Citation Counts
17
33
969
Rankings
Ranking Based On Selection: 13
Vijey Aanandhi Muthukumar
Metrics
 
H-Index
i10 Index
Citation Counts
17
30
1,098
Rankings
Ranking Based On Selection: 14
Vijaya Lakshmi
Metrics
 
H-Index
i10 Index
Citation Counts
16
25
1,185
Rankings
Ranking Based On Selection: 15
Swaminathan P
Metrics
 
H-Index
i10 Index
Citation Counts
17
24
917
Embedded System Design
Simulation and Modeling
Digital Design
Software Quality Assurance
Nuclear Engineerin
Rankings
Ranking Based On Selection: 16
Akila D
Metrics
 
H-Index
i10 Index
Citation Counts
15
25
974
Rankings
Ranking Based On Selection: 17
Jerritta S
Metrics
 
H-Index
i10 Index
Citation Counts
15
18
1,241
Rankings
Ranking Based On Selection: 18
Brindha Devi P
Metrics
 
H-Index
i10 Index
Citation Counts
15
19
669
Rankings
Ranking Based On Selection: 19
Kulathuran Pillai
Metrics
 
H-Index
i10 Index
Citation Counts
15
17
1,021
Rankings
Ranking Based On Selection: 20
Arun Sahayadhas
Metrics
 
H-Index
i10 Index
Citation Counts
14
18
1,698
Driver Assistance system
Artificial Intelligence
Bio Signal and Image processin
Rankings
Ranking Based On Selection: 21
Senthilkumar Umapathy
Metrics
 
H-Index
i10 Index
Citation Counts
14
17
691
Rankings
Ranking Based On Selection: 22
S Jayakumari
Metrics
 
H-Index
i10 Index
Citation Counts
14
20
682
Rankings
Ranking Based On Selection: 23
Gnanam Selvaraj
Metrics
 
H-Index
i10 Index
Citation Counts
12
14
923
Rankings
Ranking Based On Selection: 24
Gnanavel C
Metrics
 
H-Index
i10 Index
Citation Counts
11
13
411
Rankings
Ranking Based On Selection: 25
Balasubramaniam Arumugam
Metrics
 
H-Index
i10 Index
Citation Counts
11
11
403