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" (910,673 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
Charlotte Tulinius
Medical/health professions' education
qualitative research
arts-based research
development of evaluation and research methods
Metrics
H-Index
i10 Index
Citation
10
10
502
* Rankings
Ranking Based On Selection: 2
Braan Ombati
general photofraphy
field work
sales and marketing
Metrics
H-Index
i10 Index
Citation
9
9
356
* Rankings
Ranking Based On Selection: 5
Venkatesh Andavar
Rain water harvesting
Marketing
Management Information System
Environmental management
Metrics
H-Index
i10 Index
Citation
4
4
157
* Rankings
Ranking Based On Selection: 7
Abdulsalam Ibrahim Shema
Artificial Intelligence (AI)
Architectural Philosophy
Social Sustainability
Urban Issues
Metrics
H-Index
i10 Index
Citation
4
0
35
* Rankings
Ranking Based On Selection: 10
Edison Kagona
Artificial Intelligence
Machine Learning Algorithms
Computer and Systems Security
Robotics & 3D Modeling and Simulation
Bloc
Metrics
H-Index
i10 Index
Citation
2
2
186

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* Rankings
Ranking Based On Selection: 15
Onesmas Gumisiriza
Renewable Energy
Engineering Materials and Engineering Mechanics
Metrics
H-Index
i10 Index
Citation
2
0
7
* Rankings
Ranking Based On Selection: 16
Benard O. Kogola
Hospitality Management
Hospitality Education
Customer Service
Tourism Education
Tourists' Choice Behavior
Metrics
H-Index
i10 Index
Citation
1
1
27
* Rankings
Ranking Based On Selection: 17
Godfrey Mbabazi
E-governance
Public Administration
Policy
community Dev
International Dev. Social Capital
Metrics
H-Index
i10 Index
Citation
1
1
22
* Rankings
Ranking Based On Selection: 18
P Selvarama Lakshmi|Lakshmi Bhabuu
Data Mining
String similarity joins
Large scale data
Block chain
Metrics
H-Index
i10 Index
Citation
1
0
5
* Rankings
Ranking Based On Selection: 19
Stephen Ng'Ang'A Njoroge
Conflict Studies
Religious studies
Community development
Project Management
Metrics
H-Index
i10 Index
Citation
1
0
3
* Rankings
Ranking Based On Selection: 20
Nicholas Ososi Onkoba
electronics
optoelectronic devices
design and Fabrication
soft computing techniques
AI
Metrics
H-Index
i10 Index
Citation
0
0
0
Rankings
Ranking Based On Selection: 1
Charlotte Tulinius
Metrics
H-Index
i10 Index
Citation Counts
10
10
502
Medical/health professions' education
qualitative research
arts-based research
development of evaluation and research methods
Rankings
Ranking Based On Selection: 2
Braan Ombati
Metrics
H-Index
i10 Index
Citation Counts
9
9
356
general photofraphy
field work
sales and marketing
Rankings
Ranking Based On Selection: 3
Miriam Katunze
Metrics
H-Index
i10 Index
Citation Counts
6
4
172
Rankings
Ranking Based On Selection: 4
Mohamed Abdullahi Ahmed
Metrics
H-Index
i10 Index
Citation Counts
5
4
375
Rankings
Ranking Based On Selection: 5
Venkatesh Andavar
Metrics
H-Index
i10 Index
Citation Counts
4
4
157
Rain water harvesting
Marketing
Management Information System
Environmental management
Rankings
Ranking Based On Selection: 6
Elmi Omar Haji Elmi
Metrics
H-Index
i10 Index
Citation Counts
4
2
48
Rankings
Ranking Based On Selection: 7
Abdulsalam Ibrahim Shema
Metrics
H-Index
i10 Index
Citation Counts
4
0
35
Artificial Intelligence (AI)
Architectural Philosophy
Social Sustainability
Urban Issues
Rankings
Ranking Based On Selection: 8
Tracy Kwamboka
Metrics
H-Index
i10 Index
Citation Counts
3
1
25
Rankings
Ranking Based On Selection: 9
Mediterranean studies
Urban Morphologies
Urban Regeneration
Rankings
Ranking Based On Selection: 10
Edison Kagona
Metrics
H-Index
i10 Index
Citation Counts
2
2
186
Artificial Intelligence
Machine Learning Algorithms
Computer and Systems Security
Robotics & 3D Modeling and Simulation
Bloc

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Rankings
Ranking Based On Selection: 11
Jack Kingsley Israel
Metrics
H-Index
i10 Index
Citation Counts
2
1
647
Foundation Studies & Sciences
Rankings
Ranking Based On Selection: 12
E Learning
distance education
occupational therapy
Rankings
Ranking Based On Selection: 13
Vaitheeswaran Thiruvengadam
Metrics
H-Index
i10 Index
Citation Counts
2
0
18
Rankings
Ranking Based On Selection: 14
P Selvaramalakshmi|Lakshmi Bhabuu
Metrics
H-Index
i10 Index
Citation Counts
2
0
7
String Similarity Joins
Data Mining
Large Scale Data
Rankings
Ranking Based On Selection: 15
Onesmas Gumisiriza
Metrics
H-Index
i10 Index
Citation Counts
2
0
7
Renewable Energy
Engineering Materials and Engineering Mechanics
Rankings
Ranking Based On Selection: 16
Benard O. Kogola
Metrics
H-Index
i10 Index
Citation Counts
1
1
27
Hospitality Management
Hospitality Education
Customer Service
Tourism Education
Tourists' Choice Behavior
Rankings
Ranking Based On Selection: 17
Godfrey Mbabazi
Metrics
H-Index
i10 Index
Citation Counts
1
1
22
E-governance
Public Administration
Policy
community Dev
International Dev. Social Capital
Rankings
Ranking Based On Selection: 18
P Selvarama Lakshmi|Lakshmi Bhabuu
Metrics
H-Index
i10 Index
Citation Counts
1
0
5
Data Mining
String similarity joins
Large scale data
Block chain
Rankings
Ranking Based On Selection: 19
Stephen Ng'Ang'A Njoroge
Metrics
H-Index
i10 Index
Citation Counts
1
0
3
Conflict Studies
Religious studies
Community development
Project Management
Rankings
Ranking Based On Selection: 20
Nicholas Ososi Onkoba
Metrics
H-Index
i10 Index
Citation Counts
0
0
0
electronics
optoelectronic devices
design and Fabrication
soft computing techniques
AI
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