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 rankings in world, region, country, and university are in Beta version and are subject to real-time updates, since the subject field “Others” (1,121,279 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded. These rankings will dynamically evolve in real time as the “Others” profiles are revised and classified. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 4
Yoshinari Suzuki
analytical chemistry
trace elements
environmental chemistr
Metrics
 
H-Index
i10 Index
Citation
45
160
8,992
* Rankings
Ranking Based On Selection: 6
Hiroki Iida
organic chemistry
polymer chemistr
Metrics
 
H-Index
i10 Index
Citation
39
60
5,416
* Rankings
Ranking Based On Selection: 7
Fawu Wang
landslide
geo-hazard
disaste
Metrics
 
H-Index
i10 Index
Citation
38
94
5,529
* Rankings
Ranking Based On Selection: 9
Kuninori Shiwaku
公衆衛生学、代謝学、政策科学、医療情報�
Metrics
 
H-Index
i10 Index
Citation
35
77
5,747
* Rankings
Ranking Based On Selection: 11
Kazuto Arakawa (荒河 一渡)|荒河一渡
Transmission electron microscopy
Defect
Dislocation
Radiation damag
Metrics
 
H-Index
i10 Index
Citation
31
59
3,313
* Rankings
Ranking Based On Selection: 12
Hidetomo Usui
Condensed matter physics
Superconductivity
Thermoelectric effec
Metrics
 
H-Index
i10 Index
Citation
31
63
6,245
* Rankings
Ranking Based On Selection: 13
Hisashi Iizasa
Virology
Bacteriology
RNA Biology
Oncolog
Metrics
 
H-Index
i10 Index
Citation
31
54
6,985
* Rankings
Ranking Based On Selection: 16
Naomi Nakayama
ovarian cancer carcinogenesis sarcopenia in cancer patient
Metrics
 
H-Index
i10 Index
Citation
27
46
2,673
* Rankings
Ranking Based On Selection: 17
Takasu Akira
地球科�
Metrics
 
H-Index
i10 Index
Citation
27
53
2,754
* Rankings
Ranking Based On Selection: 18
Teruhiko Takahara
eDNA
Limnology
Ecology
Behavior
Chemical Ecolog
Metrics
 
H-Index
i10 Index
Citation
26
36
5,935
* Rankings
Ranking Based On Selection: 19
Mitsutaka Miyamoto
プラズマ壁相互作用,核融合,照射損�
Metrics
 
H-Index
i10 Index
Citation
25
60
2,609
* Rankings
Ranking Based On Selection: 21
Akira Yano
Engineering
Agricultur
Metrics
 
H-Index
i10 Index
Citation
24
39
2,747
* Rankings
Ranking Based On Selection: 22
Daishi Kuroiwa
Convex analysis
Vector and set optimizatio
Metrics
 
H-Index
i10 Index
Citation
24
44
2,422
Rankings
Ranking Based On Selection: 1
Quaternary geology
marine geology
sedimentology
river deltas
Anthropocen
Rankings
Ranking Based On Selection: 2
Yumi Matsuzaki
Metrics
 
H-Index
i10 Index
Citation Counts
62
156
17,597
Rankings
Ranking Based On Selection: 3
Takahiro Ishikawa
Metrics
 
H-Index
i10 Index
Citation Counts
55
133
11,717
Rankings
Ranking Based On Selection: 4
Yoshinari Suzuki
Metrics
 
H-Index
i10 Index
Citation Counts
45
160
8,992
analytical chemistry
trace elements
environmental chemistr
Rankings
Ranking Based On Selection: 5
Osamu Shido
Metrics
 
H-Index
i10 Index
Citation Counts
42
113
6,993
Rankings
Ranking Based On Selection: 6
Hiroki Iida
Metrics
 
H-Index
i10 Index
Citation Counts
39
60
5,416
Rankings
Ranking Based On Selection: 7
Fawu Wang
Metrics
 
H-Index
i10 Index
Citation Counts
38
94
5,529
landslide
geo-hazard
disaste
Rankings
Ranking Based On Selection: 8
Takanori Maruta
Metrics
 
H-Index
i10 Index
Citation Counts
35
60
4,665
Rankings
Ranking Based On Selection: 9
Kuninori Shiwaku
Metrics
 
H-Index
i10 Index
Citation Counts
35
77
5,747
公衆衛生学、代謝学、政策科学、医療情報�
Rankings
Ranking Based On Selection: 10
Satoru Okamoto
Metrics
 
H-Index
i10 Index
Citation Counts
35
101
4,957
Rankings
Ranking Based On Selection: 11
Kazuto Arakawa (荒河 一渡)|荒河一渡
Metrics
 
H-Index
i10 Index
Citation Counts
31
59
3,313
Transmission electron microscopy
Defect
Dislocation
Radiation damag
Rankings
Ranking Based On Selection: 12
Hidetomo Usui
Metrics
 
H-Index
i10 Index
Citation Counts
31
63
6,245
Condensed matter physics
Superconductivity
Thermoelectric effec
Rankings
Ranking Based On Selection: 13
Hisashi Iizasa
Metrics
 
H-Index
i10 Index
Citation Counts
31
54
6,985
Rankings
Ranking Based On Selection: 14
Hiroshi Yoshihara
Metrics
 
H-Index
i10 Index
Citation Counts
29
81
2,497
Rankings
Ranking Based On Selection: 15
Kentaro Matsuzaki
Metrics
 
H-Index
i10 Index
Citation Counts
27
45
2,478
Rankings
Ranking Based On Selection: 16
Naomi Nakayama
Metrics
 
H-Index
i10 Index
Citation Counts
27
46
2,673
ovarian cancer carcinogenesis sarcopenia in cancer patient
Rankings
Ranking Based On Selection: 17
Takasu Akira
Metrics
 
H-Index
i10 Index
Citation Counts
27
53
2,754
Rankings
Ranking Based On Selection: 18
Teruhiko Takahara
Metrics
 
H-Index
i10 Index
Citation Counts
26
36
5,935
eDNA
Limnology
Ecology
Behavior
Chemical Ecolog
Rankings
Ranking Based On Selection: 19
Mitsutaka Miyamoto
Metrics
 
H-Index
i10 Index
Citation Counts
25
60
2,609
プラズマ壁相互作用,核融合,照射損�
Rankings
Ranking Based On Selection: 20
Minoru Isomura
Metrics
 
H-Index
i10 Index
Citation Counts
25
53
2,846
Rankings
Ranking Based On Selection: 21
Akira Yano
Metrics
 
H-Index
i10 Index
Citation Counts
24
39
2,747
Rankings
Ranking Based On Selection: 22
Daishi Kuroiwa
Metrics
 
H-Index
i10 Index
Citation Counts
24
44
2,422
Convex analysis
Vector and set optimizatio
Rankings
Ranking Based On Selection: 23
Jitsuro Sugie
Metrics
 
H-Index
i10 Index
Citation Counts
24
61
1,969
Rankings
Ranking Based On Selection: 24
Masahiro Takamura
Metrics
 
H-Index
i10 Index
Citation Counts
23
37
1,992
Rankings
Ranking Based On Selection: 25
Takehiko Tsujimoto
Metrics
 
H-Index
i10 Index
Citation Counts
23
35
1,562