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 :2
Surachai Karnjanakom
Catalysis
Green Chemistry Technology
Renewable energy
Environmental Chemistry
Materials
Metrics
H-Index
i10 Index
Citation
31
56
2,358
* Rankings
Ranking Based On Selection :3
Pongsakorn Limna
Business
Marketing
Education
Management
Metrics
H-Index
i10 Index
Citation
23
43
1,678
* Rankings
Ranking Based On Selection :6
Suejit Pechprasarn
Physics
Optical physics
Medical optics
Biophotonics
Metrics
H-Index
i10 Index
Citation
18
26
1,223
* Rankings
Ranking Based On Selection :7
Chaowalit Monton
Design of Experiments
Pharmaceutical Technology
Osmotic pump
Metrics
H-Index
i10 Index
Citation
17
29
1,001
* Rankings
Ranking Based On Selection :13
La Ongthong Vajrabhaya
Endodontics
Biological property of Dental Materia
Metrics
H-Index
i10 Index
Citation
14
16
870
* Rankings
Ranking Based On Selection :15
Ornjira Aruksakunwong
physical chemistry
computation chemistry
HIV-1 protease
Metrics
H-Index
i10 Index
Citation
13
14
571
* Rankings
Ranking Based On Selection :21
Kris Jangjarat
Digital Economy
Social Economy
MarTech
Entrepreneurship
Innovation
Metrics
H-Index
i10 Index
Citation
10
11
378
* Rankings
Ranking Based On Selection :23
Sathit Niramitmahapanya
Calcium metabolism and Diabetes Innovation
Metrics
H-Index
i10 Index
Citation
10
10
675
* Rankings
Ranking Based On Selection :37
Winai Ouypornprasert
Structural Reliability
Concrete Technology
Construction Materials
Calibration of Design Codes
Metrics
H-Index
i10 Index
Citation
8
6
412
* Rankings
Ranking Based On Selection :38
Kritsada Sriphaew
Digital Marketing
Artificial Intelligence
Data Mining
Big Data
Natural Language Processing
Metrics
H-Index
i10 Index
Citation
8
6
214
* Rankings
Ranking Based On Selection :40
Oraphan Wanakhachornkrai
Neurophysiology
Neurobehavioral
Metrics
H-Index
i10 Index
Citation
7
6
228
* Rankings
Ranking Based On Selection :41
Yarnaphat Shaengchart
Digital Economy
Technology
Management
Data Science
Big Data
Metrics
H-Index
i10 Index
Citation
7
4
133
* Rankings
Ranking Based On Selection :51
Thannob Aribarg
Artificial Intelligence
Machine learning
Climate Change
Blockchain
Metrics
H-Index
i10 Index
Citation
6
6
260
* Rankings
Ranking Based On Selection :58
Nutthapong Moonkum
Radiation protection
Radiobiology
Molecular imaging
radiation shielding
Metrics
H-Index
i10 Index
Citation
6
4
128
* Rankings
Ranking Based On Selection :59
Gunjanaporn Tochaikul
Radiation physics
Radiation dosimetry
Radiation protection
Metrics
H-Index
i10 Index
Citation
6
4
125
* Rankings
Ranking Based On Selection :61
Kittaporn Rumjuankiat
Lactic acid bacteria
Bacteriocin
Probiotics
Vinegar
Metrics
H-Index
i10 Index
Citation
6
3
109
* Rankings
Ranking Based On Selection :64
Rattaphong Sonsuphap
Corruption
Gambling Studies
Illegal Economy
Metrics
H-Index
i10 Index
Citation
6
5
176
* Rankings
Ranking Based On Selection :65
Aporn Deenan
adult nursing
chronic illness
cardiac rehabilitation
health behavior
adolescent health
Metrics
H-Index
i10 Index
Citation
6
5
148
* Rankings
Ranking Based On Selection :73
Kullasate Sakpichaisakul
Neurology
Neonatal neurology
Epilepsy
Epilepsy Surgery
Genetics
Metrics
H-Index
i10 Index
Citation
5
5
74
* Rankings
Ranking Based On Selection :74
Suranat Phonghanpot
Medical Science
Molecular Biology
Traditional Medicine
Metrics
H-Index
i10 Index
Citation
5
4
109
* Rankings
Ranking Based On Selection :75
Suwit Klongthalay
Medical Technology
Clinical chemistry
Biochemistry
Metrics
H-Index
i10 Index
Citation
5
4
89
* Rankings
Ranking Based On Selection :76
Suvicha Sasivimolkul
Optical Sensors
Surface Plasmon Resonance
Grating
Fabry-Perot
Artificial Intelligence
Metrics
H-Index
i10 Index
Citation
5
4
75
* Rankings
Ranking Based On Selection :78
Wannaporn Chujitarom
Animation
AR
STEAM
Gamification
Design
Metrics
H-Index
i10 Index
Citation
5
3
59
* Rankings
Ranking Based On Selection :80
Nipaporn Sakulwongs Chalermnirundorn
English Language Teaching
Curriculum and Instruction
Technology in Education
Teaching Chinese As a Foreign Language
Metrics
H-Index
i10 Index
Citation
5
1
76
* Rankings
Ranking Based On Selection :83
Pranorm Khaomek
Analytical Chemistry
Cosmetics
Natural Product and Pharmaceutical Chemistry
Metrics
H-Index
i10 Index
Citation
5
3
191
* Rankings
Ranking Based On Selection :86
Thidarat Phetmanee
Pharmacology
Molecular pharmacology
Toxicology
Pharmacy Education
Metrics
H-Index
i10 Index
Citation
5
3
101
* Rankings
Ranking Based On Selection :88
Chetneti Srisa An
Data Privacy
Data Science
Big Data
AI
Machine Learning
Metrics
H-Index
i10 Index
Citation
5
3
66
* Rankings
Ranking Based On Selection :91
Vira Somboon
political theory
comparative politics
international relations
global studies
Metrics
H-Index
i10 Index
Citation
5
2
83
* Rankings
Ranking Based On Selection :92
Pichit Boonkrong
Mathematical Modelling
Data Science
Epidemiology
Multidisciplinary
Metrics
H-Index
i10 Index
Citation
5
2
72
* Rankings
Ranking Based On Selection :97
Narong Petprasert
political economy
labour study
poverty
income distribution
Thai economy
Metrics
H-Index
i10 Index
Citation
5
2
61
* Rankings
Ranking Based On Selection :100
Aunchalee Tonsomboon
Herbal medicine and neuroscience
Metrics
H-Index
i10 Index
Citation
4
4
212
Rankings
Ranking Based On Selection: 1
Chaicharn Deerochanawong
Metrics
H-Index
i10 Index
Citation Counts
38
75
10,016
Rankings
Ranking Based On Selection: 2
Surachai Karnjanakom
Metrics
H-Index
i10 Index
Citation Counts
31
56
2,358
Catalysis
Green Chemistry Technology
Renewable energy
Environmental Chemistry
Materials
Rankings
Ranking Based On Selection: 3
Pongsakorn Limna
Metrics
H-Index
i10 Index
Citation Counts
23
43
1,678
Rankings
Ranking Based On Selection: 4
Jirapornchai Suksaeree
Metrics
H-Index
i10 Index
Citation Counts
22
48
1,658
Rankings
Ranking Based On Selection: 5
Opas Chutatape
Metrics
H-Index
i10 Index
Citation Counts
21
26
3,665
Rankings
Ranking Based On Selection: 6
Suejit Pechprasarn
Metrics
H-Index
i10 Index
Citation Counts
18
26
1,223
Rankings
Ranking Based On Selection: 7
Chaowalit Monton
Metrics
H-Index
i10 Index
Citation Counts
17
29
1,001
Rankings
Ranking Based On Selection: 8
Thanapat Songsak
Metrics
H-Index
i10 Index
Citation Counts
17
22
1,155
Rankings
Ranking Based On Selection: 9
Duangdeun Meksuriyen
Metrics
H-Index
i10 Index
Citation Counts
16
18
646
Rankings
Ranking Based On Selection: 10
Patom Manirojana
Metrics
H-Index
i10 Index
Citation Counts
15
21
663
Rankings
Ranking Based On Selection: 11
Wanvimon Arayapranee
Metrics
H-Index
i10 Index
Citation Counts
15
20
940
Rankings
Ranking Based On Selection: 12
Poj Kulvanich
Metrics
H-Index
i10 Index
Citation Counts
15
16
779
Rankings
Ranking Based On Selection: 13
La Ongthong Vajrabhaya
Metrics
H-Index
i10 Index
Citation Counts
14
16
870
Endodontics
Biological property of Dental Materia
Rankings
Ranking Based On Selection: 14
Surang Leelawat
Metrics
H-Index
i10 Index
Citation Counts
13
13
478
Rankings
Ranking Based On Selection: 15
Ornjira Aruksakunwong
Metrics
H-Index
i10 Index
Citation Counts
13
14
571
physical chemistry
computation chemistry
HIV-1 protease
Rankings
Ranking Based On Selection: 16
Phennapha Saokham
Metrics
H-Index
i10 Index
Citation Counts
12
14
1,280
Rankings
Ranking Based On Selection: 17
Supanee Thanakun
Metrics
H-Index
i10 Index
Citation Counts
12
16
561
Rankings
Ranking Based On Selection: 18
Intira Thampayak
Metrics
H-Index
i10 Index
Citation Counts
12
12
677
Rankings
Ranking Based On Selection: 19
Surachai Kotirum
Metrics
H-Index
i10 Index
Citation Counts
11
12
1,298
Rankings
Ranking Based On Selection: 20
Janjuree Netsawang
Metrics
H-Index
i10 Index
Citation Counts
11
11
624
Rankings
Ranking Based On Selection: 21
Kris Jangjarat
Metrics
H-Index
i10 Index
Citation Counts
10
11
378
Digital Economy
Social Economy
MarTech
Entrepreneurship
Innovation
Rankings
Ranking Based On Selection: 22
Pattwat Maneewattanapinyo
Metrics
H-Index
i10 Index
Citation Counts
10
10
570
Rankings
Ranking Based On Selection: 23
Sathit Niramitmahapanya
Metrics
H-Index
i10 Index
Citation Counts
10
10
675
Calcium metabolism and Diabetes Innovation
Rankings
Ranking Based On Selection: 24
Boonyaras Sookkheo
Metrics
H-Index
i10 Index
Citation Counts
10
10
511
Rankings
Ranking Based On Selection: 25
Thanet Sophonnithiprasert
Metrics
H-Index
i10 Index
Citation Counts
9
6
190
Rankings
Ranking Based On Selection: 26
Panan Kanchanaphum
Metrics
H-Index
i10 Index
Citation Counts
9
8
535
Rankings
Ranking Based On Selection: 27
Piyanut Tongpasuk
Metrics
H-Index
i10 Index
Citation Counts
9
8
478
Rankings
Ranking Based On Selection: 28
Pannapa Powthong
Metrics
H-Index
i10 Index
Citation Counts
8
6
232
Rankings
Ranking Based On Selection: 29
Darunee Sertphon
Metrics
H-Index
i10 Index
Citation Counts
8
8
229
Rankings
Ranking Based On Selection: 30
Nipaporn Tewawong
Metrics
H-Index
i10 Index
Citation Counts
8
6
257
Rankings
Ranking Based On Selection: 31
Kantima Choosang
Metrics
H-Index
i10 Index
Citation Counts
8
7
215
Rankings
Ranking Based On Selection: 32
Rong Phoophuangpairoj
Metrics
H-Index
i10 Index
Citation Counts
8
6
145
Rankings
Ranking Based On Selection: 33
Sarinee Krittiyanunt
Metrics
H-Index
i10 Index
Citation Counts
8
5
212
Rankings
Ranking Based On Selection: 34
Karn Yongsiriwit
Metrics
H-Index
i10 Index
Citation Counts
8
5
163
Rankings
Ranking Based On Selection: 35
Sanon Chimmanee|Krishna Chimmanee
Metrics
H-Index
i10 Index
Citation Counts
8
7
183
Rankings
Ranking Based On Selection: 36
Walaiporn Nakapan
Metrics
H-Index
i10 Index
Citation Counts
8
6
192
Rankings
Ranking Based On Selection: 37
Winai Ouypornprasert
Metrics
H-Index
i10 Index
Citation Counts
8
6
412
Structural Reliability
Concrete Technology
Construction Materials
Calibration of Design Codes
Rankings
Ranking Based On Selection: 38
Kritsada Sriphaew
Metrics
H-Index
i10 Index
Citation Counts
8
6
214
Digital Marketing
Artificial Intelligence
Data Mining
Big Data
Natural Language Processing
Rankings
Ranking Based On Selection: 39
Nanthaphong Khamthong
Metrics
H-Index
i10 Index
Citation Counts
7
7
503
Rankings
Ranking Based On Selection: 40
Oraphan Wanakhachornkrai
Metrics
H-Index
i10 Index
Citation Counts
7
6
228
Neurophysiology
Neurobehavioral
Rankings
Ranking Based On Selection: 41
Yarnaphat Shaengchart
Metrics
H-Index
i10 Index
Citation Counts
7
4
133
Digital Economy
Technology
Management
Data Science
Big Data
Rankings
Ranking Based On Selection: 42
Suttisak Jantavongso
Metrics
H-Index
i10 Index
Citation Counts
7
5
119
digital literacy
ethics
social networking
e-business
Rankings
Ranking Based On Selection: 43
Tanett Pongtheerat
Metrics
H-Index
i10 Index
Citation Counts
7
4
145
Rankings
Ranking Based On Selection: 44
Panida Sampranpiboon
Metrics
H-Index
i10 Index
Citation Counts
7
7
537
Membrane technology
waste treatment
process control
Rankings
Ranking Based On Selection: 45
Todsanai Chumwatana
Metrics
H-Index
i10 Index
Citation Counts
7
7
169
Social analytics
big data
Rankings
Ranking Based On Selection: 46
Acharawan Thongmee
Metrics
H-Index
i10 Index
Citation Counts
7
6
164
Rankings
Ranking Based On Selection: 47
Veerasak Sarinnapakorn
Metrics
H-Index
i10 Index
Citation Counts
7
6
191
Rankings
Ranking Based On Selection: 48
Somchai Lekcharoen
Metrics
H-Index
i10 Index
Citation Counts
7
3
126
Rankings
Ranking Based On Selection: 49
Gas Turbine
Computational Fluid Dynamic
Energy Engineering
Railway Dynamics System
Automotive CONTROL
Rankings
Ranking Based On Selection: 50
Supachai Runagdech
Metrics
H-Index
i10 Index
Citation Counts
7
7
194
Rankings
Ranking Based On Selection: 51
Thannob Aribarg
Metrics
H-Index
i10 Index
Citation Counts
6
6
260
Artificial Intelligence
Machine learning
Climate Change
Blockchain
Rankings
Ranking Based On Selection: 52
Manaporn Chatchumni
Metrics
H-Index
i10 Index
Citation Counts
6
5
158
Rankings
Ranking Based On Selection: 53
Pathom Somwong
Metrics
H-Index
i10 Index
Citation Counts
6
5
126
Rankings
Ranking Based On Selection: 54
Ratchanok Kumsiri
Metrics
H-Index
i10 Index
Citation Counts
6
5
89
Rankings
Ranking Based On Selection: 56
Apirada Sucontphunt
Metrics
H-Index
i10 Index
Citation Counts
6
4
169
Rankings
Ranking Based On Selection: 57
Ampaporn Namvongprom
Metrics
H-Index
i10 Index
Citation Counts
6
4
144
Rankings
Ranking Based On Selection: 58
Nutthapong Moonkum
Metrics
H-Index
i10 Index
Citation Counts
6
4
128
Radiation protection
Radiobiology
Molecular imaging
radiation shielding
Rankings
Ranking Based On Selection: 59
Gunjanaporn Tochaikul
Metrics
H-Index
i10 Index
Citation Counts
6
4
125
Radiation physics
Radiation dosimetry
Radiation protection
Rankings
Ranking Based On Selection: 60
Taksid Charasseangpaisarn
Metrics
H-Index
i10 Index
Citation Counts
6
4
119
Rankings
Ranking Based On Selection: 61
Kittaporn Rumjuankiat
Metrics
H-Index
i10 Index
Citation Counts
6
3
109
Lactic acid bacteria
Bacteriocin
Probiotics
Vinegar
Rankings
Ranking Based On Selection: 62
Sirirat Klongpanichapak
Metrics
H-Index
i10 Index
Citation Counts
6
6
369
Rankings
Ranking Based On Selection: 63
Yutthana Pititeeraphab
Metrics
H-Index
i10 Index
Citation Counts
6
6
149
หุ่นยนต์
Rankings
Ranking Based On Selection: 64
Rattaphong Sonsuphap
Metrics
H-Index
i10 Index
Citation Counts
6
5
176
Corruption
Gambling Studies
Illegal Economy
Rankings
Ranking Based On Selection: 65
Aporn Deenan
Metrics
H-Index
i10 Index
Citation Counts
6
5
148
adult nursing
chronic illness
cardiac rehabilitation
health behavior
adolescent health
Rankings
Ranking Based On Selection: 66
Kathy Terdpaopong
Metrics
H-Index
i10 Index
Citation Counts
6
4
146
Rankings
Ranking Based On Selection: 67
Pisit Namjuntra
Metrics
H-Index
i10 Index
Citation Counts
6
6
166
Rankings
Ranking Based On Selection: 68
Thamavit Terdudomtham
Metrics
H-Index
i10 Index
Citation Counts
6
4
136
Rankings
Ranking Based On Selection: 69
Sitanon Jesdapipat
Metrics
H-Index
i10 Index
Citation Counts
6
2
86
Rankings
Ranking Based On Selection: 70
Pitchaya Pothinuch
Metrics
H-Index
i10 Index
Citation Counts
5
5
178
Rankings
Ranking Based On Selection: 71
Saraporn Harikarnpakdee
Metrics
H-Index
i10 Index
Citation Counts
5
5
171
Rankings
Ranking Based On Selection: 72
Nattapong Prichapan
Metrics
H-Index
i10 Index
Citation Counts
5
5
159
Rankings
Ranking Based On Selection: 73
Kullasate Sakpichaisakul
Metrics
H-Index
i10 Index
Citation Counts
5
5
74
Neurology
Neonatal neurology
Epilepsy
Epilepsy Surgery
Genetics
Rankings
Ranking Based On Selection: 74
Suranat Phonghanpot
Metrics
H-Index
i10 Index
Citation Counts
5
4
109
Medical Science
Molecular Biology
Traditional Medicine
Rankings
Ranking Based On Selection: 75
Suwit Klongthalay
Metrics
H-Index
i10 Index
Citation Counts
5
4
89
Medical Technology
Clinical chemistry
Biochemistry
Rankings
Ranking Based On Selection: 76
Suvicha Sasivimolkul
Metrics
H-Index
i10 Index
Citation Counts
5
4
75
Optical Sensors
Surface Plasmon Resonance
Grating
Fabry-Perot
Artificial Intelligence
Rankings
Ranking Based On Selection: 77
Bajaree Jantrapanukorn
Metrics
H-Index
i10 Index
Citation Counts
5
3
141
Rankings
Ranking Based On Selection: 78
Wannaporn Chujitarom
Metrics
H-Index
i10 Index
Citation Counts
5
3
59
Animation
AR
STEAM
Gamification
Design
Rankings
Ranking Based On Selection: 79
Rawiphon Chotikunnan
Metrics
H-Index
i10 Index
Citation Counts
5
2
93
AR VR Metaverse for Medical
Rankings
Ranking Based On Selection: 80
Nipaporn Sakulwongs Chalermnirundorn
Metrics
H-Index
i10 Index
Citation Counts
5
1
76
English Language Teaching
Curriculum and Instruction
Technology in Education
Teaching Chinese As a Foreign Language
Rankings
Ranking Based On Selection: 81
Kanda Wongwailikhit
Metrics
H-Index
i10 Index
Citation Counts
5
4
202
Rankings
Ranking Based On Selection: 82
Apichai Sreepian
Metrics
H-Index
i10 Index
Citation Counts
5
4
166
Rankings
Ranking Based On Selection: 83
Pranorm Khaomek
Metrics
H-Index
i10 Index
Citation Counts
5
3
191
Analytical Chemistry
Cosmetics
Natural Product and Pharmaceutical Chemistry
Rankings
Ranking Based On Selection: 84
Preeyaporn Monatrakul Sreepian
Metrics
H-Index
i10 Index
Citation Counts
5
3
120
Rankings
Ranking Based On Selection: 85
Jomdet Trimek
Metrics
H-Index
i10 Index
Citation Counts
5
3
115
Rankings
Ranking Based On Selection: 86
Thidarat Phetmanee
Metrics
H-Index
i10 Index
Citation Counts
5
3
101
Pharmacology
Molecular pharmacology
Toxicology
Pharmacy Education
Rankings
Ranking Based On Selection: 87
Rebecca K. Webb
Metrics
H-Index
i10 Index
Citation Counts
5
3
67
Rankings
Ranking Based On Selection: 88
Chetneti Srisa An
Metrics
H-Index
i10 Index
Citation Counts
5
3
66
Data Privacy
Data Science
Big Data
AI
Machine Learning
Rankings
Ranking Based On Selection: 89
Jaturawat Pawinwongchai
Metrics
H-Index
i10 Index
Citation Counts
5
3
52
Rankings
Ranking Based On Selection: 90
Laksana Charoenchai
Metrics
H-Index
i10 Index
Citation Counts
5
3
51
Rankings
Ranking Based On Selection: 91
Vira Somboon
Metrics
H-Index
i10 Index
Citation Counts
5
2
83
political theory
comparative politics
international relations
global studies
Rankings
Ranking Based On Selection: 92
Pichit Boonkrong
Metrics
H-Index
i10 Index
Citation Counts
5
2
72
Mathematical Modelling
Data Science
Epidemiology
Multidisciplinary
Rankings
Ranking Based On Selection: 93
Saowapak Vchirawongkwin
Metrics
H-Index
i10 Index
Citation Counts
5
3
96
Chemistry
Analytical Chemistry
Natural products
Rankings
Ranking Based On Selection: 94
Chanonnat Theplib
Metrics
H-Index
i10 Index
Citation Counts
5
3
61
Rankings
Ranking Based On Selection: 95
Katathip Kunchonaauthaya
Metrics
H-Index
i10 Index
Citation Counts
5
3
61
Rankings
Ranking Based On Selection: 96
Pinit Chatthai
Metrics
H-Index
i10 Index
Citation Counts
5
3
61
Rankings
Ranking Based On Selection: 97
Narong Petprasert
Metrics
H-Index
i10 Index
Citation Counts
5
2
61
political economy
labour study
poverty
income distribution
Thai economy
Rankings
Ranking Based On Selection: 98
Nuttapol Yuwanich
Metrics
H-Index
i10 Index
Citation Counts
4
4
254
Rankings
Ranking Based On Selection: 99
Kesarin Busaranon
Metrics
H-Index
i10 Index
Citation Counts
4
4
220
Rankings
Ranking Based On Selection: 100
Aunchalee Tonsomboon
Metrics
H-Index
i10 Index
Citation Counts
4
4
212
Herbal medicine and neuroscience