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: 2
Parvez Ahmad Alvi
MEMS/NEMS
Nanotechnology
Material Science
Nano-Optoelectronics
Polymer Nanocomposite
Metrics
 
H-Index
i10 Index
Citation
37
116
4,675
* Rankings
Ranking Based On Selection: 3
Suphiya Khan
Environmental Biotechnology
NanoTechnology
Fluoride Remediatio
Metrics
 
H-Index
i10 Index
Citation
35
86
4,483
* Rankings
Ranking Based On Selection: 5
Jaya Dwivedi
Organic Synthesis & Medicinal Chemistry
Nanomaterials
Natural produc
Metrics
 
H-Index
i10 Index
Citation
34
109
4,469
* Rankings
Ranking Based On Selection: 6
Gopal Naraian Purohit
Networking
Artificial Intelligence
Graph Theoretic Application
Metrics
 
H-Index
i10 Index
Citation
31
87
3,482
* Rankings
Ranking Based On Selection: 7
Afroz Alam
Bryophytes
Plant Physiology
Bioactive compounds
Ethnobotan
Metrics
 
H-Index
i10 Index
Citation
29
86
3,435
* Rankings
Ranking Based On Selection: 8
Pracheta
Toxicology
Cancer Biology
Ethnobotan
Metrics
 
H-Index
i10 Index
Citation
29
58
3,216
* Rankings
Ranking Based On Selection: 9
Pyare Lal
Nano optoelectronics and Nano photonics and Nanotechnolog
Metrics
 
H-Index
i10 Index
Citation
27
47
2,148
* Rankings
Ranking Based On Selection: 10
Sarla Pareek
Inventory Theory
Applied Statistics
Sampling and Demograph
Metrics
 
H-Index
i10 Index
Citation
25
50
2,372
* Rankings
Ranking Based On Selection: 11
Shubhangi Ranjan
Internet of Things
Oncological Image Processing
Internet
Nonlinear Dynamics
Distributed Robotic
Metrics
 
H-Index
i10 Index
Citation
24
45
3,314
* Rankings
Ranking Based On Selection: 12
Akhilesh Kumar Singh
Luminescence Security Ink
Hybrid Organic-Inorganic Materials
Lanthanide-based Luminescent Materials
Energy Harvestin
Metrics
 
H-Index
i10 Index
Citation
24
34
1,853
* Rankings
Ranking Based On Selection: 14
Purendra Singh
PhD Chemistry Science Medicinal and Natural Products Chemistr
Metrics
 
H-Index
i10 Index
Citation
23
88
4,084
* Rankings
Ranking Based On Selection: 16
Joshi, Nisheeth
Natural Language Processing
Cognitive Systems
Quantum Machine Learning
Learning Technologie
Metrics
 
H-Index
i10 Index
Citation
22
53
1,969
* Rankings
Ranking Based On Selection: 17
Pawan Kumar Pathak
Smart-Grid
Renewable Energy
Cybersecurity
Nonlinear Systems
Optimal Contro
Metrics
 
H-Index
i10 Index
Citation
22
29
1,266
* Rankings
Ranking Based On Selection: 18
Ved Prakash Verma
Stereoseclective synthesis
Medicinal chemistry
antimalarial
carbohydrat
Metrics
 
H-Index
i10 Index
Citation
21
39
1,369
* Rankings
Ranking Based On Selection: 19
Parul Parihar
plant physiology and biochemistry
Stress Physiolog
Metrics
 
H-Index
i10 Index
Citation
21
35
6,254
* Rankings
Ranking Based On Selection: 20
Banwari Lal Choudhary
Nano-Ferrites
Magnetism
Perovskites
Magneto-transport
Quantum do
Metrics
 
H-Index
i10 Index
Citation
21
32
1,444
* Rankings
Ranking Based On Selection: 21
Sharad Vats
Plant Biotechnology
Antioxidants
Secondary Metabolites
Plant Tissue cultur
Metrics
 
H-Index
i10 Index
Citation
20
30
1,247
* Rankings
Ranking Based On Selection: 22
Rajiv Singh
Image Processing
Computer Vision
Information Fusion
Artificial Intelligence
Wavelet
Metrics
 
H-Index
i10 Index
Citation
19
26
1,594
* Rankings
Ranking Based On Selection: 23
Chandra Mohan Singh Negi
Quantum electronics
Nanoelectronics
optical communications
Organic Electronic
Metrics
 
H-Index
i10 Index
Citation
18
32
839
* Rankings
Ranking Based On Selection: 24
Dipjyoti Chakraborty
Plant stress biology
Proteomics
Medicinal plant
Metrics
 
H-Index
i10 Index
Citation
18
22
1,970
* Rankings
Ranking Based On Selection: 25
Rajani Chauhan
Medicinal Chemistry
Plant Chemistry
Medicinal application of natural compound
Metrics
 
H-Index
i10 Index
Citation
17
25
951
Rankings
Ranking Based On Selection: 1
Preeti Sharma
Metrics
 
H-Index
i10 Index
Citation Counts
50
307
13,085
Rankings
Ranking Based On Selection: 2
Parvez Ahmad Alvi
Metrics
 
H-Index
i10 Index
Citation Counts
37
116
4,675
MEMS/NEMS
Nanotechnology
Material Science
Nano-Optoelectronics
Polymer Nanocomposite
Rankings
Ranking Based On Selection: 3
Suphiya Khan
Metrics
 
H-Index
i10 Index
Citation Counts
35
86
4,483
Environmental Biotechnology
NanoTechnology
Fluoride Remediatio
Rankings
Ranking Based On Selection: 4
Sarvesh Paliwal
Metrics
 
H-Index
i10 Index
Citation Counts
34
103
3,986
Rankings
Ranking Based On Selection: 5
Jaya Dwivedi
Metrics
 
H-Index
i10 Index
Citation Counts
34
109
4,469
Organic Synthesis & Medicinal Chemistry
Nanomaterials
Natural produc
Rankings
Ranking Based On Selection: 6
Gopal Naraian Purohit
Metrics
 
H-Index
i10 Index
Citation Counts
31
87
3,482
Networking
Artificial Intelligence
Graph Theoretic Application
Rankings
Ranking Based On Selection: 7
Afroz Alam
Metrics
 
H-Index
i10 Index
Citation Counts
29
86
3,435
Bryophytes
Plant Physiology
Bioactive compounds
Ethnobotan
Rankings
Ranking Based On Selection: 8
Pracheta
Metrics
 
H-Index
i10 Index
Citation Counts
29
58
3,216
Rankings
Ranking Based On Selection: 9
Pyare Lal
Metrics
 
H-Index
i10 Index
Citation Counts
27
47
2,148
Rankings
Ranking Based On Selection: 10
Sarla Pareek
Metrics
 
H-Index
i10 Index
Citation Counts
25
50
2,372
Inventory Theory
Applied Statistics
Sampling and Demograph
Rankings
Ranking Based On Selection: 11
Shubhangi Ranjan
Metrics
 
H-Index
i10 Index
Citation Counts
24
45
3,314
Internet of Things
Oncological Image Processing
Internet
Nonlinear Dynamics
Distributed Robotic
Rankings
Ranking Based On Selection: 12
Akhilesh Kumar Singh
Metrics
 
H-Index
i10 Index
Citation Counts
24
34
1,853
Luminescence Security Ink
Hybrid Organic-Inorganic Materials
Lanthanide-based Luminescent Materials
Energy Harvestin
Rankings
Ranking Based On Selection: 13
Anup Kumar, Anoop Kumar
Metrics
 
H-Index
i10 Index
Citation Counts
23
117
4,325
Rankings
Ranking Based On Selection: 14
Purendra Singh
Metrics
 
H-Index
i10 Index
Citation Counts
23
88
4,084
Rankings
Ranking Based On Selection: 15
Arindam Kuila
Metrics
 
H-Index
i10 Index
Citation Counts
22
44
2,156
Rankings
Ranking Based On Selection: 16
Joshi, Nisheeth
Metrics
 
H-Index
i10 Index
Citation Counts
22
53
1,969
Natural Language Processing
Cognitive Systems
Quantum Machine Learning
Learning Technologie
Rankings
Ranking Based On Selection: 17
Pawan Kumar Pathak
Metrics
 
H-Index
i10 Index
Citation Counts
22
29
1,266
Smart-Grid
Renewable Energy
Cybersecurity
Nonlinear Systems
Optimal Contro
Rankings
Ranking Based On Selection: 18
Ved Prakash Verma
Metrics
 
H-Index
i10 Index
Citation Counts
21
39
1,369
Stereoseclective synthesis
Medicinal chemistry
antimalarial
carbohydrat
Rankings
Ranking Based On Selection: 19
Parul Parihar
Metrics
 
H-Index
i10 Index
Citation Counts
21
35
6,254
plant physiology and biochemistry
Stress Physiolog
Rankings
Ranking Based On Selection: 20
Banwari Lal Choudhary
Metrics
 
H-Index
i10 Index
Citation Counts
21
32
1,444
Nano-Ferrites
Magnetism
Perovskites
Magneto-transport
Quantum do
Rankings
Ranking Based On Selection: 21
Sharad Vats
Metrics
 
H-Index
i10 Index
Citation Counts
20
30
1,247
Plant Biotechnology
Antioxidants
Secondary Metabolites
Plant Tissue cultur
Rankings
Ranking Based On Selection: 22
Rajiv Singh
Metrics
 
H-Index
i10 Index
Citation Counts
19
26
1,594
Image Processing
Computer Vision
Information Fusion
Artificial Intelligence
Wavelet
Rankings
Ranking Based On Selection: 23
Chandra Mohan Singh Negi
Metrics
 
H-Index
i10 Index
Citation Counts
18
32
839
Quantum electronics
Nanoelectronics
optical communications
Organic Electronic
Rankings
Ranking Based On Selection: 24
Dipjyoti Chakraborty
Metrics
 
H-Index
i10 Index
Citation Counts
18
22
1,970
Plant stress biology
Proteomics
Medicinal plant
Rankings
Ranking Based On Selection: 25
Rajani Chauhan
Metrics
 
H-Index
i10 Index
Citation Counts
17
25
951
Medicinal Chemistry
Plant Chemistry
Medicinal application of natural compound