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” (1,121,291 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: 2
Janna Schurer
Parasitology
Zoonotic disease
One Health
Neglected Tropical Disease
Metrics
 
H-Index
i10 Index
Citation
25
46
3,091
* Rankings
Ranking Based On Selection: 3
Anselme Shyaka
One Health
Zoonotic Diseases
Microbiology
Immunology
Parasitolog
Metrics
 
H-Index
i10 Index
Citation
8
6
219
* Rankings
Ranking Based On Selection: 4
Denis Regnier
Anthropology
Ethnography
Social Research
Global Healt
Metrics
 
H-Index
i10 Index
Citation
8
8
212
* Rankings
Ranking Based On Selection: 6
Theogene Uwizeyimana
Global public Health
Pharmacoepidemiology
Nutrition and disability
Mental Healt
Metrics
 
H-Index
i10 Index
Citation
6
4
307
* Rankings
Ranking Based On Selection: 7
Oluwaseun Ojomo
Sexual and Reproductive Health
Maternal and Child Health
Infectious Diseases
Medical Educatio
Metrics
 
H-Index
i10 Index
Citation
6
2
59
* Rankings
Ranking Based On Selection: 8
Dieudonne Hakizimana
Maternal and Child Health
Sexual and Reproductive Health
Implementation Science
Digital Healt
Metrics
 
H-Index
i10 Index
Citation
5
5
133
* Rankings
Ranking Based On Selection: 9
Cyuzuzo Callixte
Biomedical Sciences
Biotechnology
Immunology
Molecular Biology
Epidemiolog
Metrics
 
H-Index
i10 Index
Citation
5
4
159
* Rankings
Ranking Based On Selection: 11
Marie Consolatrice Sage Ishimwe
Cardiometabolic Health
Epidemiology
Global Health
Health Promotio
Metrics
 
H-Index
i10 Index
Citation
5
3
60
* Rankings
Ranking Based On Selection: 12
Maria Albin Qambayot
Public Health
Environment/Climate change and Healt
Metrics
 
H-Index
i10 Index
Citation
4
3
51
* Rankings
Ranking Based On Selection: 13
Rugengamanzi Eulade
Breast Cancer
Colorectal cancer
Cervical Cancer
Genetics in oncology
HIV-Malignancie
Metrics
 
H-Index
i10 Index
Citation
4
2
60
* Rankings
Ranking Based On Selection: 15
Gatwiri Murithi
Anesthesia Workforce
Surgical Systems
Medical Simulatio
Metrics
 
H-Index
i10 Index
Citation
3
3
93
* Rankings
Ranking Based On Selection: 16
Arsene F. Hobabagabo
Digital Health
Health Inequities
Non-Communicable Diseases
Infectious Disease
Metrics
 
H-Index
i10 Index
Citation
3
2
39
* Rankings
Ranking Based On Selection: 17
Victor Mithi
Clinical medicine and Public Healt
Metrics
 
H-Index
i10 Index
Citation
2
1
27
* Rankings
Ranking Based On Selection: 19
Patience Oduor
clinical research
bioethics
public healt
Metrics
 
H-Index
i10 Index
Citation
2
0
14
* Rankings
Ranking Based On Selection: 20
Basanti Aryal
Community health
Nursing
Gender
sexual and reproductive healt
Metrics
 
H-Index
i10 Index
Citation
2
0
11
* Rankings
Ranking Based On Selection: 21
Eric Ssennuni
Resuscitation
Medical Education and Global Surger
Metrics
 
H-Index
i10 Index
Citation
1
0
3
* Rankings
Ranking Based On Selection: 23
Samuel Gad Habarurema
Global Surgery and Global health Delivery
Metrics
 
H-Index
i10 Index
Citation
0
0
0
Rankings
Ranking Based On Selection: 1
Timothy A Carey
Metrics
 
H-Index
i10 Index
Citation Counts
33
81
3,490
Rankings
Ranking Based On Selection: 2
Janna Schurer
Metrics
 
H-Index
i10 Index
Citation Counts
25
46
3,091
Parasitology
Zoonotic disease
One Health
Neglected Tropical Disease
Rankings
Ranking Based On Selection: 3
Anselme Shyaka
Metrics
 
H-Index
i10 Index
Citation Counts
8
6
219
One Health
Zoonotic Diseases
Microbiology
Immunology
Parasitolog
Rankings
Ranking Based On Selection: 4
Denis Regnier
Metrics
 
H-Index
i10 Index
Citation Counts
8
8
212
Anthropology
Ethnography
Social Research
Global Healt
Rankings
Ranking Based On Selection: 5
Maxwell Mhlanga
Metrics
 
H-Index
i10 Index
Citation Counts
7
5
231
Rankings
Ranking Based On Selection: 6
Theogene Uwizeyimana
Metrics
 
H-Index
i10 Index
Citation Counts
6
4
307
Global public Health
Pharmacoepidemiology
Nutrition and disability
Mental Healt
Rankings
Ranking Based On Selection: 7
Oluwaseun Ojomo
Metrics
 
H-Index
i10 Index
Citation Counts
6
2
59
Sexual and Reproductive Health
Maternal and Child Health
Infectious Diseases
Medical Educatio
Rankings
Ranking Based On Selection: 8
Dieudonne Hakizimana
Metrics
 
H-Index
i10 Index
Citation Counts
5
5
133
Maternal and Child Health
Sexual and Reproductive Health
Implementation Science
Digital Healt
Rankings
Ranking Based On Selection: 9
Cyuzuzo Callixte
Metrics
 
H-Index
i10 Index
Citation Counts
5
4
159
Biomedical Sciences
Biotechnology
Immunology
Molecular Biology
Epidemiolog
Rankings
Ranking Based On Selection: 10
Ezechiel Bizimana
Metrics
 
H-Index
i10 Index
Citation Counts
6
3
209
Rankings
Ranking Based On Selection: 11
Marie Consolatrice Sage Ishimwe
Metrics
 
H-Index
i10 Index
Citation Counts
5
3
60
Cardiometabolic Health
Epidemiology
Global Health
Health Promotio
Rankings
Ranking Based On Selection: 12
Maria Albin Qambayot
Metrics
 
H-Index
i10 Index
Citation Counts
4
3
51
Public Health
Environment/Climate change and Healt
Rankings
Ranking Based On Selection: 13
Rugengamanzi Eulade
Metrics
 
H-Index
i10 Index
Citation Counts
4
2
60
Breast Cancer
Colorectal cancer
Cervical Cancer
Genetics in oncology
HIV-Malignancie
Rankings
Ranking Based On Selection: 14
Jean Baptiste Niyibizi
Metrics
 
H-Index
i10 Index
Citation Counts
4
2
50
Molecular Biology
Malaria
Diabetes
Biotechnology
Drug dvp
Rankings
Ranking Based On Selection: 15
Gatwiri Murithi
Metrics
 
H-Index
i10 Index
Citation Counts
3
3
93
Anesthesia Workforce
Surgical Systems
Medical Simulatio
Rankings
Ranking Based On Selection: 16
Arsene F. Hobabagabo
Metrics
 
H-Index
i10 Index
Citation Counts
3
2
39
Digital Health
Health Inequities
Non-Communicable Diseases
Infectious Disease
Rankings
Ranking Based On Selection: 17
Victor Mithi
Metrics
 
H-Index
i10 Index
Citation Counts
2
1
27
Clinical medicine and Public Healt
Rankings
Ranking Based On Selection: 18
Eric Twizeyimana
Metrics
 
H-Index
i10 Index
Citation Counts
2
1
17
Global Surgery
Global Healt
Rankings
Ranking Based On Selection: 19
Patience Oduor
Metrics
 
H-Index
i10 Index
Citation Counts
2
0
14
clinical research
bioethics
public healt
Rankings
Ranking Based On Selection: 20
Basanti Aryal
Metrics
 
H-Index
i10 Index
Citation Counts
2
0
11
Community health
Nursing
Gender
sexual and reproductive healt
Rankings
Ranking Based On Selection: 21
Eric Ssennuni
Metrics
 
H-Index
i10 Index
Citation Counts
1
0
3
Resuscitation
Medical Education and Global Surger
Rankings
Ranking Based On Selection: 22
Matt Ames
Metrics
 
H-Index
i10 Index
Citation Counts
1
0
3
Rankings
Ranking Based On Selection: 23
Samuel Gad Habarurema
Metrics
 
H-Index
i10 Index
Citation Counts
0
0
0
Global Surgery and Global health Delivery