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
Vanessa Hatje
trace metals
REE
marine pollution
biogeochemistry
blue C
Metrics
H-Index
i10 Index
Citation
38
68
4,548
* Rankings
Ranking Based On Selection :2
Francisco Barros
Marine Ecology
Benthic Ecology
Estuaries
Coral Reefs
Human Impacts
Metrics
H-Index
i10 Index
Citation
36
73
3,227
* Rankings
Ranking Based On Selection :3
Ruy Kenji Papa De Kikuchi
Coral Reefs
Global Changes
Sea Level Change
Marine Geology
Marine Biology
Metrics
H-Index
i10 Index
Citation
34
83
3,836
Pedro Meirelles
Metagenomics
Genomics
Population Genetics
Marine Biology
Marine Ecology
Metrics
H-Index
i10 Index
Citation
21
30
1,370
* Rankings
Ranking Based On Selection :5
Carlos Werner Hackradt
Marine Ecology
Reef Fish Biology
Coral Reef Ecology
Conservation biology
Oceanography
Metrics
H-Index
i10 Index
Citation
20
34
1,272
Carlos Ad Lentini
Physical Oceanography
Satellite Oceanography
Synthetic Aperture Radar (SAR)
Dynamical Oceanography
Internal Solitary Waves
Metrics
H-Index
i10 Index
Citation
17
19
1,086
Marcos Bernardes
Oceanografia costeira
Morfodinâmica
Interação continente-oceano
Sustentabilidade
Interdisciplinaridade
Metrics
H-Index
i10 Index
Citation
8
8
194
Rankings
Ranking Based On Selection: 1
Vanessa Hatje
Metrics
H-Index
i10 Index
Citation Counts
38
68
4,548
Rankings
Ranking Based On Selection: 2
Francisco Barros
Metrics
H-Index
i10 Index
Citation Counts
36
73
3,227
Marine Ecology
Benthic Ecology
Estuaries
Coral Reefs
Human Impacts
Rankings
Ranking Based On Selection: 3
Ruy Kenji Papa De Kikuchi
Metrics
H-Index
i10 Index
Citation Counts
34
83
3,836
Coral Reefs
Global Changes
Sea Level Change
Marine Geology
Marine Biology
Rankings
Ranking Based On Selection: 4
Pedro Meirelles
Metrics
H-Index
i10 Index
Citation Counts
21
30
1,370
Metagenomics
Genomics
Population Genetics
Marine Biology
Marine Ecology
Rankings
Ranking Based On Selection: 5
Carlos Werner Hackradt
Metrics
H-Index
i10 Index
Citation Counts
20
34
1,272
Marine Ecology
Reef Fish Biology
Coral Reef Ecology
Conservation biology
Oceanography
Rankings
Ranking Based On Selection: 6
Igor Cristino Silva Cruz
Metrics
H-Index
i10 Index
Citation Counts
18
32
1,185
Marine Ecology
Ecologia Marinha
Coral Reefs
Recifes de Corais
Rankings
Ranking Based On Selection: 7
Carlos Ad Lentini
Metrics
H-Index
i10 Index
Citation Counts
17
19
1,086
Physical Oceanography
Satellite Oceanography
Synthetic Aperture Radar (SAR)
Dynamical Oceanography
Internal Solitary Waves
Rankings
Ranking Based On Selection: 8
Frank Kelmo
Metrics
H-Index
i10 Index
Citation Counts
15
16
496
Rankings
Ranking Based On Selection: 9
Tatiane Combi
Metrics
H-Index
i10 Index
Citation Counts
13
14
725
Rankings
Ranking Based On Selection: 10
Paulo De Oliveira Mafalda Júnior
Metrics
H-Index
i10 Index
Citation Counts
13
24
584
Rankings
Ranking Based On Selection: 12
Marcos Bernardes
Metrics
H-Index
i10 Index
Citation Counts
8
8
194
Oceanografia costeira
Morfodinâmica
Interação continente-oceano
Sustentabilidade
Interdisciplinaridade
Rankings
Ranking Based On Selection: 13
Alice Reis
Metrics
H-Index
i10 Index
Citation Counts
5
3
56