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” (1,121,283 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
Kazuya Sato
pulsed ESR
quantum control of molecular spin
Metrics
 
H-Index
i10 Index
Citation
60
299
30,465
* Rankings
Ranking Based On Selection: 6
Keisuke Ohto
金属分離、分離剤開発、溶媒抽出、イオン交換、ホストゲスト化�
Metrics
 
H-Index
i10 Index
Citation
49
176
9,177
* Rankings
Ranking Based On Selection: 7
Kazuhiko Arima
Biochemistry
Immunology
Allergolog
Metrics
 
H-Index
i10 Index
Citation
43
62
9,648
* Rankings
Ranking Based On Selection: 8
Hidetaka Kawakita
Chemical Engineering
Separation
Membrane
Metal Recovery
Colloi
Metrics
 
H-Index
i10 Index
Citation
42
133
7,166
* Rankings
Ranking Based On Selection: 9
新井康平
AI
Big data
HCI
remote sensin
Metrics
 
H-Index
i10 Index
Citation
40
222
12,053
* Rankings
Ranking Based On Selection: 10
Toshiyuki Takamuku
溶液構�
Metrics
 
H-Index
i10 Index
Citation
40
85
5,402
* Rankings
Ranking Based On Selection: 15
今田千秋
応用微生物�
Metrics
 
H-Index
i10 Index
Citation
34
86
3,494
* Rankings
Ranking Based On Selection: 17
Mitsuteru Akahoshi
Rheumatology
Allergy
Immunology
Evolutionary Medicin
Metrics
 
H-Index
i10 Index
Citation
33
53
4,282
* Rankings
Ranking Based On Selection: 19
Yumiko Nagao
Oral Medicine
Hepatology
Extrahepatic manifestations
Infection contro
Metrics
 
H-Index
i10 Index
Citation
32
63
4,121
* Rankings
Ranking Based On Selection: 21
Xu Guang Zheng
condensed matter physic
Metrics
 
H-Index
i10 Index
Citation
31
74
5,836
* Rankings
Ranking Based On Selection: 22
Ryoko Egashira
Thoracic Radiology
diffuse interstitial lung diseas
Metrics
 
H-Index
i10 Index
Citation
29
40
3,482
* Rankings
Ranking Based On Selection: 23
Shinjo Sonoda
intravascular imaging
coronary physiology
echocardiograph
Metrics
 
H-Index
i10 Index
Citation
29
56
5,567
* Rankings
Ranking Based On Selection: 24
Syuichi Koarada
clinical immunology and rheumatolog
Metrics
 
H-Index
i10 Index
Citation
28
48
2,673
Rankings
Ranking Based On Selection: 1
Kazuya Sato
Metrics
 
H-Index
i10 Index
Citation Counts
60
299
30,465
Rankings
Ranking Based On Selection: 2
Qixin Guo
Metrics
 
H-Index
i10 Index
Citation Counts
55
214
11,511
Rankings
Ranking Based On Selection: 3
Tooru Tanaka
Metrics
 
H-Index
i10 Index
Citation Counts
54
250
12,303
Rankings
Ranking Based On Selection: 4
Kawaguchi Atsushi
Metrics
 
H-Index
i10 Index
Citation Counts
51
183
9,542
Rankings
Ranking Based On Selection: 5
Teruyoshi Yanagita
Metrics
 
H-Index
i10 Index
Citation Counts
51
142
8,780
Rankings
Ranking Based On Selection: 6
Keisuke Ohto
Metrics
 
H-Index
i10 Index
Citation Counts
49
176
9,177
金属分離、分離剤開発、溶媒抽出、イオン交換、ホストゲスト化�
Rankings
Ranking Based On Selection: 7
Kazuhiko Arima
Metrics
 
H-Index
i10 Index
Citation Counts
43
62
9,648
Rankings
Ranking Based On Selection: 8
Hidetaka Kawakita
Metrics
 
H-Index
i10 Index
Citation Counts
42
133
7,166
Chemical Engineering
Separation
Membrane
Metal Recovery
Colloi
Rankings
Ranking Based On Selection: 9
新井康平
Metrics
 
H-Index
i10 Index
Citation Counts
40
222
12,053
AI
Big data
HCI
remote sensin
Rankings
Ranking Based On Selection: 10
Toshiyuki Takamuku
Metrics
 
H-Index
i10 Index
Citation Counts
40
85
5,402
Rankings
Ranking Based On Selection: 11
Monji Akira
Metrics
 
H-Index
i10 Index
Citation Counts
39
104
6,157
Rankings
Ranking Based On Selection: 12
Tatsuya Abe
Metrics
 
H-Index
i10 Index
Citation Counts
37
98
5,898
Rankings
Ranking Based On Selection: 13
Akio Miyara
Metrics
 
H-Index
i10 Index
Citation Counts
34
79
3,854
Rankings
Ranking Based On Selection: 14
Susumu Mitsutake
Metrics
 
H-Index
i10 Index
Citation Counts
34
57
4,896
Rankings
Ranking Based On Selection: 15
今田千秋
Metrics
 
H-Index
i10 Index
Citation Counts
34
86
3,494
Rankings
Ranking Based On Selection: 16
Toyoaki Anai
Metrics
 
H-Index
i10 Index
Citation Counts
33
71
4,495
Rankings
Ranking Based On Selection: 17
Mitsuteru Akahoshi
Metrics
 
H-Index
i10 Index
Citation Counts
33
53
4,282
Rheumatology
Allergy
Immunology
Evolutionary Medicin
Rankings
Ranking Based On Selection: 18
Fumiyuki Goto
Metrics
 
H-Index
i10 Index
Citation Counts
32
43
5,287
Rankings
Ranking Based On Selection: 19
Yumiko Nagao
Metrics
 
H-Index
i10 Index
Citation Counts
32
63
4,121
Oral Medicine
Hepatology
Extrahepatic manifestations
Infection contro
Rankings
Ranking Based On Selection: 20
Nakayama Koichi
Metrics
 
H-Index
i10 Index
Citation Counts
31
48
4,042
Rankings
Ranking Based On Selection: 21
Xu Guang Zheng
Metrics
 
H-Index
i10 Index
Citation Counts
31
74
5,836
Rankings
Ranking Based On Selection: 22
Ryoko Egashira
Metrics
 
H-Index
i10 Index
Citation Counts
29
40
3,482
Thoracic Radiology
diffuse interstitial lung diseas
Rankings
Ranking Based On Selection: 23
Shinjo Sonoda
Metrics
 
H-Index
i10 Index
Citation Counts
29
56
5,567
intravascular imaging
coronary physiology
echocardiograph
Rankings
Ranking Based On Selection: 24
Syuichi Koarada
Metrics
 
H-Index
i10 Index
Citation Counts
28
48
2,673
Rankings
Ranking Based On Selection: 25
Osamu Fukuda
Metrics
 
H-Index
i10 Index
Citation Counts
28
57
3,528