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" (873,690 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
Duncan R. Smith
Flavivirus
dengue virus
Zika virus
mosquito transmitted viruses
Metrics
H-Index
i10 Index
Citation
58
181
23,229
* Rankings
Ranking Based On Selection: 3
Varodom Charoensawan
Systems biology
Bioinformatics
Molecular Biology
Epigenetics
Single-cell omics
Metrics
H-Index
i10 Index
Citation
23
38
3,645
* Rankings
Ranking Based On Selection: 4
Ramesh Zimbo Boonratana
Biodiversity Conservation
Ecosystem Protection
Natural Resource Management
Protected Areas
Responsible Tourism
Metrics
H-Index
i10 Index
Citation
21
46
2,236
* Rankings
Ranking Based On Selection: 7
Patompong Saengwilai
Root Biology
Agriculture
Environmental Biology
Phytoremediation
Metrics
H-Index
i10 Index
Citation
15
22
1,101
* Rankings
Ranking Based On Selection: 8
Adisak Romsang
Microbiology
Bacterial genetics
Molecular biology
Metrics
H-Index
i10 Index
Citation
13
14
571
* Rankings
Ranking Based On Selection: 9
Bungonsiri Intra
Actinomycetes
Taxonomy
microbiome analysis
molecular biology
Microbiology
Metrics
H-Index
i10 Index
Citation
11
12
350

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* Rankings
Ranking Based On Selection: 11
Chanon Kowasupat
Biology
Betta
Fighting Fish
Taxonomy
Molecular Phylogeny
Metrics
H-Index
i10 Index
Citation
7
5
135
Rankings
Ranking Based On Selection: 1
Duncan R. Smith
Metrics
H-Index
i10 Index
Citation Counts
58
181
23,229
Flavivirus
dengue virus
Zika virus
mosquito transmitted viruses
Rankings
Ranking Based On Selection: 2
Manop Suphantharika
Metrics
H-Index
i10 Index
Citation Counts
43
74
8,247
Rankings
Ranking Based On Selection: 3
Varodom Charoensawan
Metrics
H-Index
i10 Index
Citation Counts
23
38
3,645
Systems biology
Bioinformatics
Molecular Biology
Epigenetics
Single-cell omics
Rankings
Ranking Based On Selection: 4
Ramesh Zimbo Boonratana
Metrics
H-Index
i10 Index
Citation Counts
21
46
2,236
Biodiversity Conservation
Ecosystem Protection
Natural Resource Management
Protected Areas
Responsible Tourism
Rankings
Ranking Based On Selection: 5
Panisadee Avirutnan
Metrics
H-Index
i10 Index
Citation Counts
20
26
4,080
Rankings
Ranking Based On Selection: 6
Thunyarat Pongtharangkul
Metrics
H-Index
i10 Index
Citation Counts
19
25
1,246
Rankings
Ranking Based On Selection: 7
Patompong Saengwilai
Metrics
H-Index
i10 Index
Citation Counts
15
22
1,101
Root Biology
Agriculture
Environmental Biology
Phytoremediation
Rankings
Ranking Based On Selection: 8
Adisak Romsang
Metrics
H-Index
i10 Index
Citation Counts
13
14
571
Microbiology
Bacterial genetics
Molecular biology
Rankings
Ranking Based On Selection: 9
Bungonsiri Intra
Metrics
H-Index
i10 Index
Citation Counts
11
12
350
Actinomycetes
Taxonomy
microbiome analysis
molecular biology
Microbiology
Rankings
Ranking Based On Selection: 10
Isarin Thanaboonyawat
Metrics
H-Index
i10 Index
Citation Counts
8
6
185
infertility
cryopreservation
IVF
IVM
Gynecology

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
Chanon Kowasupat
Metrics
H-Index
i10 Index
Citation Counts
7
5
135
Biology
Betta
Fighting Fish
Taxonomy
Molecular Phylogeny
Rankings
Ranking Based On Selection: 12
Natthaphong Chitchak
Metrics
H-Index
i10 Index
Citation Counts
4
2
57
Rankings
Ranking Based On Selection: 13
Patcha Poungsombat
Metrics
H-Index
i10 Index
Citation Counts
4
1
163