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" (943,645 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: 1
Girija S Singh
Organic Chemistry
Medicinal Chemistry
Green Chemistry
Chemical Education
Metrics
H-Index
i10 Index
Citation
30
41
5,092
* Rankings
Ranking Based On Selection: 3
Jens ET Andersen
Forensic chemistry
analytical chemistry
quality assurance
electrochemistry
development of pharmaceuticals
Metrics
H-Index
i10 Index
Citation
28
53
3,431
* Rankings
Ranking Based On Selection: 6
Pogisego Dinake
Environmental Chemistry
Pollution Monitoring
Analytical Chemistry
Supramolecular Chemistry
Water Quality
Metrics
H-Index
i10 Index
Citation
9
9
275
* Rankings
Ranking Based On Selection: 8
Bareki Shima Batlokwa
Chromatography
Mass Spectrometry(MS)
MIPs
Electrospun nanofibers
Molecular Diagnostics
Metrics
H-Index
i10 Index
Citation
8
7
232
* Rankings
Ranking Based On Selection: 9
Lesedi Lebogang
Environmental Biotechnology
extreme environments
bioanalytical chemistry
waste-renewable energy
Metrics
H-Index
i10 Index
Citation
7
6
182

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* Rankings
Ranking Based On Selection: 12
Bonang Nkoane
Environmental
spectroscopy
metals
remediation
slurry sampling
Metrics
H-Index
i10 Index
Citation
6
4
171
Rankings
Ranking Based On Selection: 1
Girija S Singh
Metrics
H-Index
i10 Index
Citation Counts
30
41
5,092
Organic Chemistry
Medicinal Chemistry
Green Chemistry
Chemical Education
Rankings
Ranking Based On Selection: 2
Wellington Masamba
Metrics
H-Index
i10 Index
Citation Counts
28
54
2,266
Rankings
Ranking Based On Selection: 3
Jens ET Andersen
Metrics
H-Index
i10 Index
Citation Counts
28
53
3,431
Forensic chemistry
analytical chemistry
quality assurance
electrochemistry
development of pharmaceuticals
Rankings
Ranking Based On Selection: 4
Force Tefo Thema
Metrics
H-Index
i10 Index
Citation Counts
23
31
2,578
Nanotechnology
Green Chemistry
Bioeconomy
Material Physics
Rankings
Ranking Based On Selection: 5
Molebeledi HD Mareko
Metrics
H-Index
i10 Index
Citation Counts
12
12
434
Animal Science
Muscle Biochemistry
Meat Science
Meat Production
Rankings
Ranking Based On Selection: 6
Pogisego Dinake
Metrics
H-Index
i10 Index
Citation Counts
9
9
275
Environmental Chemistry
Pollution Monitoring
Analytical Chemistry
Supramolecular Chemistry
Water Quality
Rankings
Ranking Based On Selection: 7
Sebusi Odisitse
Metrics
H-Index
i10 Index
Citation Counts
8
7
199
Rankings
Ranking Based On Selection: 8
Bareki Shima Batlokwa
Metrics
H-Index
i10 Index
Citation Counts
8
7
232
Chromatography
Mass Spectrometry(MS)
MIPs
Electrospun nanofibers
Molecular Diagnostics
Rankings
Ranking Based On Selection: 9
Lesedi Lebogang
Metrics
H-Index
i10 Index
Citation Counts
7
6
182
Environmental Biotechnology
extreme environments
bioanalytical chemistry
waste-renewable energy
Rankings
Ranking Based On Selection: 10
Olekile Tibe
Metrics
H-Index
i10 Index
Citation Counts
7
7
313

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

Rankings
Ranking Based On Selection: 11
Rankings
Ranking Based On Selection: 12
Bonang Nkoane
Metrics
H-Index
i10 Index
Citation Counts
6
4
171
Environmental
spectroscopy
metals
remediation
slurry sampling
Rankings
Ranking Based On Selection: 13
Rankings
Ranking Based On Selection: 14
Morlu Stevens
Metrics
H-Index
i10 Index
Citation Counts
4
3
80
Chemistry
organometallic materials
molecular imprinting
Rankings
Ranking Based On Selection: 15
Bernard Baituti
Metrics
H-Index
i10 Index
Citation Counts
3
0
14
Rankings
Ranking Based On Selection: 16
Thabo Khumoetsile
Metrics
H-Index
i10 Index
Citation Counts
3
0
11
Rankings
Ranking Based On Selection: 18
Oratile Semong
Metrics
H-Index
i10 Index
Citation Counts
2
1
22
Nanomaterials
Analytical Chemistry
Air Filtration
Rankings
Ranking Based On Selection: 19
Larona Modisaemang
Metrics
H-Index
i10 Index
Citation Counts
2
0
10
Rankings
Ranking Based On Selection: 20
Ruth Gontse
Metrics
H-Index
i10 Index
Citation Counts
1
0
2
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