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" (888,752 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
Gesa Weyhenmeyer
Ecosystem science
Limnology
Climate change
Biogeochemistry
Metrics
H-Index
i10 Index
Citation
69
146
25,183
* Rankings
Ranking Based On Selection: 2
Ingvar Brandt
Reproductive and developmental toxicology
endocrine disruption
Metrics
H-Index
i10 Index
Citation
49
137
9,414
* Rankings
Ranking Based On Selection: 3
Johanna Mård
Hydrology
Water Resources
Climate Change
Remote Sensing
Environmental Science
Metrics
H-Index
i10 Index
Citation
27
32
4,581
* Rankings
Ranking Based On Selection: 6
Claudia Teutschbein
hydrology
climate change
bias correction
droughts
nutrients
Metrics
H-Index
i10 Index
Citation
24
31
4,777
Shilpa M Asokan|Shilpa M Asokan, Shilpa Asokan
Climate change
Climate adaptation
Climate resilience
Water resources management
Food security
Metrics
H-Index
i10 Index
Citation
9
9
621
Rankings
Ranking Based On Selection: 1
Gesa Weyhenmeyer
Metrics
H-Index
i10 Index
Citation Counts
69
146
25,183
Rankings
Ranking Based On Selection: 2
Ingvar Brandt
Metrics
H-Index
i10 Index
Citation Counts
49
137
9,414
Reproductive and developmental toxicology
endocrine disruption
Rankings
Ranking Based On Selection: 3
Johanna Mård
Metrics
H-Index
i10 Index
Citation Counts
27
32
4,581
Hydrology
Water Resources
Climate Change
Remote Sensing
Environmental Science
Rankings
Ranking Based On Selection: 4
Terje Oestigaard
Metrics
H-Index
i10 Index
Citation Counts
27
63
2,591
Rankings
Ranking Based On Selection: 5
Thomas Grabs
Metrics
H-Index
i10 Index
Citation Counts
26
32
2,922
Rankings
Ranking Based On Selection: 6
Claudia Teutschbein
Metrics
H-Index
i10 Index
Citation Counts
24
31
4,777
Rankings
Ranking Based On Selection: 7
Alizée Lehoux
Metrics
H-Index
i10 Index
Citation Counts
9
9
327
Rankings
Ranking Based On Selection: 8
Shilpa M Asokan|Shilpa M Asokan, Shilpa Asokan
Metrics
H-Index
i10 Index
Citation Counts
9
9
621
Climate change
Climate adaptation
Climate resilience
Water resources management
Food security
Rankings
Ranking Based On Selection: 9
Pontus Ambros
Metrics
H-Index
i10 Index
Citation Counts
3
2
60