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 :1
Jeremy Hills
Marine
Coastal
Climate Change
Policy
Governance
Metrics
H-Index
i10 Index
Citation
28
52
2,268
* Rankings
Ranking Based On Selection :2
Marta Ferreira
aquatic toxicology
ecotoxicology
emergent pollutants
detoxification pathways
environmental toxicology
Metrics
H-Index
i10 Index
Citation
24
30
1,754
* Rankings
Ranking Based On Selection :3
Joeli Veitayaki
marine resources management
sustainable rural development
Pacific SIDS
capacity building
Metrics
H-Index
i10 Index
Citation
23
49
1,995
* Rankings
Ranking Based On Selection :7
Lekima Copeland
Fish ecology
connectivity
catchment management
traditional ecological knowledge
Metrics
H-Index
i10 Index
Citation
4
0
31
Rankings
Ranking Based On Selection: 1
Jeremy Hills
Metrics
H-Index
i10 Index
Citation Counts
28
52
2,268
Marine
Coastal
Climate Change
Policy
Governance
Rankings
Ranking Based On Selection: 2
Marta Ferreira
Metrics
H-Index
i10 Index
Citation Counts
24
30
1,754
aquatic toxicology
ecotoxicology
emergent pollutants
detoxification pathways
environmental toxicology
Rankings
Ranking Based On Selection: 3
Joeli Veitayaki
Metrics
H-Index
i10 Index
Citation Counts
23
49
1,995
marine resources management
sustainable rural development
Pacific SIDS
capacity building
Rankings
Ranking Based On Selection: 4
Ashika Devi
Metrics
H-Index
i10 Index
Citation Counts
8
6
199
Rankings
Ranking Based On Selection: 5
Chinthaka Hewavitharane
Metrics
H-Index
i10 Index
Citation Counts
5
4
81
Rankings
Ranking Based On Selection: 6
Rahul Prasad
Metrics
H-Index
i10 Index
Citation Counts
4
1
34
Rankings
Ranking Based On Selection: 7
Lekima Copeland
Metrics
H-Index
i10 Index
Citation Counts
4
0
31
Fish ecology
connectivity
catchment management
traditional ecological knowledge