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" (1,014,167 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
George Simba Nyamato
Organometallic Chemistry
Coordination Chemistry
olefin oligomerization and polymerization
Inorganic and Bio-inorganic Chemist
Metrics
H-Index
i10 Index
Citation
11
11
393
Genson Murithi
Physical chemistry
material chemistry and waste water treatment technology
Metrics
H-Index
i10 Index
Citation
8
7
236
Paul Waweru
Hydrology
agriculture
Environment
material chemistry
Metrics
H-Index
i10 Index
Citation
1
0
2
Rankings
Ranking Based On Selection: 1
Jackson Wachira Muthengia
Metrics
H-Index
i10 Index
Citation Counts
14
21
679
Rankings
Ranking Based On Selection: 2
George Simba Nyamato
Metrics
H-Index
i10 Index
Citation Counts
11
11
393
Organometallic Chemistry
Coordination Chemistry
olefin oligomerization and polymerization
Inorganic and Bio-inorganic Chemist
Rankings
Ranking Based On Selection: 3
Mr. Mukono|S.T. Mukono, Simon T. Mukono
Metrics
H-Index
i10 Index
Citation Counts
9
7
258
Rankings
Ranking Based On Selection: 4
Genson Murithi
Metrics
H-Index
i10 Index
Citation Counts
8
7
236
Physical chemistry
material chemistry and waste water treatment technology
Rankings
Ranking Based On Selection: 5
Kiratu John Mburu
Metrics
H-Index
i10 Index
Citation Counts
5
4
232
Rankings
Ranking Based On Selection: 6
Simon T. Mukono
Metrics
H-Index
i10 Index
Citation Counts
4
1
60
Rankings
Ranking Based On Selection: 7
Paul Waweru
Metrics
H-Index
i10 Index
Citation Counts
1
0
2
Hydrology
agriculture
Environment
material chemistry