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
Georgios K Nikolopoulos
HIV
Epidemiology
Meta-analysis
Public Health
Biostatistics
Metrics
H-Index
i10 Index
Citation
48
142
8,226
* Rankings
Ranking Based On Selection: 3
Nicos Middleton
Epidemiology
Public Health
Research Methods
Health Inequalities
Health services research
Metrics
H-Index
i10 Index
Citation
40
89
5,713
* Rankings
Ranking Based On Selection: 5
Xanthi D. Andrianou
Epidemiology
Infectious diseases
Environmental health
Exposome
Metrics
H-Index
i10 Index
Citation
23
35
1,992
* Rankings
Ranking Based On Selection: 6
Andrie Panayiotou
Epidemiology
CVD
arterial ageing
atherosclerosis
behavioural risk factors
Metrics
H-Index
i10 Index
Citation
23
30
3,091
* Rankings
Ranking Based On Selection: 7
Panayiotis Kouis
Asthma
Air pollution
Pulmonary Disease
Cardiovascular Disease
Public health
Metrics
H-Index
i10 Index
Citation
22
30
1,203

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Rankings
Ranking Based On Selection: 1
Georgios K Nikolopoulos
Metrics
H-Index
i10 Index
Citation Counts
48
142
8,226
Rankings
Ranking Based On Selection: 2
Konstantinos Makris
Metrics
H-Index
i10 Index
Citation Counts
46
109
8,427
Rankings
Ranking Based On Selection: 3
Nicos Middleton
Metrics
H-Index
i10 Index
Citation Counts
40
89
5,713
Epidemiology
Public Health
Research Methods
Health Inequalities
Health services research
Rankings
Ranking Based On Selection: 4
Vasilios Raftopoulos
Metrics
H-Index
i10 Index
Citation Counts
31
69
4,017
Rankings
Ranking Based On Selection: 5
Xanthi D. Andrianou
Metrics
H-Index
i10 Index
Citation Counts
23
35
1,992
Epidemiology
Infectious diseases
Environmental health
Exposome
Rankings
Ranking Based On Selection: 6
Andrie Panayiotou
Metrics
H-Index
i10 Index
Citation Counts
23
30
3,091
Epidemiology
CVD
arterial ageing
atherosclerosis
behavioural risk factors
Rankings
Ranking Based On Selection: 7
Panayiotis Kouis
Metrics
H-Index
i10 Index
Citation Counts
22
30
1,203
Asthma
Air pollution
Pulmonary Disease
Cardiovascular Disease
Public health
Rankings
Ranking Based On Selection: 8
Giorgos Giallouros
Metrics
H-Index
i10 Index
Citation Counts
8
7
222
Rankings
Ranking Based On Selection: 10
Andria Christodoulou
Metrics
H-Index
i10 Index
Citation Counts
3
1
27
epidemiology
biostatistics
nutrition
Mediterranean diet
cancer

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Rankings
Ranking Based On Selection: 11
Orestis Germanos
Metrics
H-Index
i10 Index
Citation Counts
1
1
66