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" (873,864 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
Moshood N. Tijani
Hydrogeology
Environmnetal Geology
Isotope Hydrology
Groundwater Resources Evaluation
Water Quality and Environmnetal Manage
Metrics
H-Index
i10 Index
Citation
24
43
2,629
Akinade Olatunji
Environmental Science
Geology
Geochemistry and medical geology
Metrics
H-Index
i10 Index
Citation
16
23
829
Oyediran Ibrahim Adewuyi
GEOLOGY
EARTH SCIENCES
ENGINEERING GEOLOGY
GEOTECHNICS
Metrics
H-Index
i10 Index
Citation
15
18
600
Olutoyin Fashae
GIS
Geomorphology
Climate
Hydrology
Environment
Metrics
H-Index
i10 Index
Citation
14
20
1,085
Kehinde Joseph Egunjobi
Petroleum Geology /Sedimentology
Organic Geochemistry
Isotope Geochemistry
Metrics
H-Index
i10 Index
Citation
2
1
18
Temesgen Oljira
Geology
Geochemistry
Mineral Exploration
Economic Geology
Metrics
H-Index
i10 Index
Citation
2
0
14
Yayiru Tibara
Climate Change
Environment and Law
Environmental Studies
Occupation health and safety studies
Green Economy and Sustainabili
Metrics
H-Index
i10 Index
Citation
2
0
8
Rankings
Ranking Based On Selection: 1
Moshood N. Tijani
Metrics
H-Index
i10 Index
Citation Counts
24
43
2,629
Hydrogeology
Environmnetal Geology
Isotope Hydrology
Groundwater Resources Evaluation
Water Quality and Environmnetal Manage
Rankings
Ranking Based On Selection: 2
Olugbenga A Okunlola
Metrics
H-Index
i10 Index
Citation Counts
18
29
1,001
Rankings
Ranking Based On Selection: 3
Akinade Olatunji
Metrics
H-Index
i10 Index
Citation Counts
16
23
829
Environmental Science
Geology
Geochemistry and medical geology
Rankings
Ranking Based On Selection: 4
Oyediran Ibrahim Adewuyi
Metrics
H-Index
i10 Index
Citation Counts
15
18
600
GEOLOGY
EARTH SCIENCES
ENGINEERING GEOLOGY
GEOTECHNICS
Rankings
Ranking Based On Selection: 5
Olutoyin Fashae
Metrics
H-Index
i10 Index
Citation Counts
14
20
1,085
GIS
Geomorphology
Climate
Hydrology
Environment
Rankings
Ranking Based On Selection: 7
Boris Bate
Metrics
H-Index
i10 Index
Citation Counts
3
2
33
Rankings
Ranking Based On Selection: 8
Senouci Ouadadi
Metrics
H-Index
i10 Index
Citation Counts
3
0
14
Rankings
Ranking Based On Selection: 9
Kehinde Joseph Egunjobi
Metrics
H-Index
i10 Index
Citation Counts
2
1
18
Petroleum Geology /Sedimentology
Organic Geochemistry
Isotope Geochemistry
Rankings
Ranking Based On Selection: 10
Temesgen Oljira
Metrics
H-Index
i10 Index
Citation Counts
2
0
14
Geology
Geochemistry
Mineral Exploration
Economic Geology
Rankings
Ranking Based On Selection: 11
Yayiru Tibara
Metrics
H-Index
i10 Index
Citation Counts
2
0
8
Climate Change
Environment and Law
Environmental Studies
Occupation health and safety studies
Green Economy and Sustainabili
Rankings
Ranking Based On Selection: 12
Victoria Omotunde
Metrics
H-Index
i10 Index
Citation Counts
2
0
7
Rankings
Ranking Based On Selection: 13
Kaseem Obakhume
Metrics
H-Index
i10 Index
Citation Counts
1
0
7