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” (1,121,296 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: 1
Hiroshi Kitagawa
Chondroitin sulfate
Glycobiology
Glycosaminoglycans
Heparan sulfate
Proteoglycan
Metrics
 
H-Index
i10 Index
Citation
68
182
15,573
* Rankings
Ranking Based On Selection: 9
Ippei Takashima
Chemical biology
chemical probe
protein engineerin
Metrics
 
H-Index
i10 Index
Citation
10
10
670
* Rankings
Ranking Based On Selection: 10
Ko Abe
survival analysis
censoring
microbiome
metagenome
model-based clusterin
Metrics
 
H-Index
i10 Index
Citation
6
5
217
* Rankings
Ranking Based On Selection: 13
Aga Krisnanda
Cardiovascular and respiratory medicine
Vascular biology
Immunolog
Metrics
 
H-Index
i10 Index
Citation
3
2
80
Rankings
Ranking Based On Selection: 1
Hiroshi Kitagawa
Metrics
 
H-Index
i10 Index
Citation Counts
68
182
15,573
Chondroitin sulfate
Glycobiology
Glycosaminoglycans
Heparan sulfate
Proteoglycan
Rankings
Ranking Based On Selection: 2
Ken Ichi Ogawara
Metrics
 
H-Index
i10 Index
Citation Counts
37
89
4,635
Rankings
Ranking Based On Selection: 3
Nobukazu Shitan
Metrics
 
H-Index
i10 Index
Citation Counts
30
46
3,938
Rankings
Ranking Based On Selection: 5
Kensuke Okuda
Metrics
 
H-Index
i10 Index
Citation Counts
25
42
2,636
Rankings
Ranking Based On Selection: 8
Nurhanani Razali
Metrics
 
H-Index
i10 Index
Citation Counts
12
13
810
Rankings
Ranking Based On Selection: 9
Ippei Takashima
Metrics
 
H-Index
i10 Index
Citation Counts
10
10
670
Chemical biology
chemical probe
protein engineerin
Rankings
Ranking Based On Selection: 10
Ko Abe
Metrics
 
H-Index
i10 Index
Citation Counts
6
5
217
survival analysis
censoring
microbiome
metagenome
model-based clusterin
Rankings
Ranking Based On Selection: 11
Tsubasa Hirata
Metrics
 
H-Index
i10 Index
Citation Counts
4
3
121
Rankings
Ranking Based On Selection: 12
Miharu Shida
Metrics
 
H-Index
i10 Index
Citation Counts
3
3
108
Rankings
Ranking Based On Selection: 13
Aga Krisnanda
Metrics
 
H-Index
i10 Index
Citation Counts
3
2
80
Cardiovascular and respiratory medicine
Vascular biology
Immunolog