Top 100 Scientists

Top 100 Scientists in South Africa 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" (870,053 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: 5
Esnat D. Chirwa
Biostatistics
Gender-based violence research
Structural Equation Modelling
Metrics
H-Index
i10 Index
Citation
28
49
2,349
* Rankings
Ranking Based On Selection: 7
Moses Okpeku
Genomics
Quantitative Genetics
Biostatistics
Bioinformatics
Livestock Production and Conservation Biology
Metrics
H-Index
i10 Index
Citation
22
45
2,170

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
Peter Mphekgwana
Biostatistics
non-communicable disease
statistical modelling
Metrics
H-Index
i10 Index
Citation
11
14
329
Onyekachi Esther Nwoko
Biostatistics
Public Health
Climate Change
Neglected Tropical Diseases
Vector-Borne Diseases
Metrics
H-Index
i10 Index
Citation
5
0
42
Jesca Batidzirai
Biostatistics
Survival Analysis
Longitudinal Data Analysis
Health Promotion
Cancer Research
Metrics
H-Index
i10 Index
Citation
5
4
121
Rankings
Ranking Based On Selection: 1
Carl Lombard
Metrics
H-Index
i10 Index
Citation Counts
98
405
33,725
Rankings
Ranking Based On Selection: 2
Tonya Marianne Esterhuizen
Metrics
H-Index
i10 Index
Citation Counts
38
109
7,164
Rankings
Ranking Based On Selection: 3
Robert Schall
Metrics
H-Index
i10 Index
Citation Counts
34
86
6,693
Rankings
Ranking Based On Selection: 4
Tarylee Reddy
Metrics
H-Index
i10 Index
Citation Counts
30
65
2,697
Rankings
Ranking Based On Selection: 5
Esnat D. Chirwa
Metrics
H-Index
i10 Index
Citation Counts
28
49
2,349
Biostatistics
Gender-based violence research
Structural Equation Modelling
Rankings
Ranking Based On Selection: 6
Freedom Gumedze
Metrics
H-Index
i10 Index
Citation Counts
27
45
5,996
Rankings
Ranking Based On Selection: 7
Moses Okpeku
Metrics
H-Index
i10 Index
Citation Counts
22
45
2,170
Genomics
Quantitative Genetics
Biostatistics
Bioinformatics
Livestock Production and Conservation Biology
Rankings
Ranking Based On Selection: 8
Cari Van Schalkwyk
Metrics
H-Index
i10 Index
Citation Counts
19
28
2,450
Rankings
Ranking Based On Selection: 9
Joseph B. Sempa
Metrics
H-Index
i10 Index
Citation Counts
18
24
1,020
Rankings
Ranking Based On Selection: 10
Roxanne Beauclair
Metrics
H-Index
i10 Index
Citation Counts
13
16
633

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
Peter Mphekgwana
Metrics
H-Index
i10 Index
Citation Counts
11
14
329
Biostatistics
non-communicable disease
statistical modelling
Rankings
Ranking Based On Selection: 12
Lovemore Nyasha Sigwadhi
Metrics
H-Index
i10 Index
Citation Counts
10
10
272
Rankings
Ranking Based On Selection: 13
Onyekachi Esther Nwoko
Metrics
H-Index
i10 Index
Citation Counts
5
0
42
Biostatistics
Public Health
Climate Change
Neglected Tropical Diseases
Vector-Borne Diseases
Rankings
Ranking Based On Selection: 14
Jesca Batidzirai
Metrics
H-Index
i10 Index
Citation Counts
5
4
121
Biostatistics
Survival Analysis
Longitudinal Data Analysis
Health Promotion
Cancer Research
Rankings
Ranking Based On Selection: 15
Ashenafi Argaw Yirga
Metrics
H-Index
i10 Index
Citation Counts
4
3
158
Rankings
Ranking Based On Selection: 17
Sisa Pazi
Metrics
H-Index
i10 Index
Citation Counts
3
3
74
Rankings
Ranking Based On Selection: 18
Christoffel Jospeh Brand Muller
Metrics
H-Index
i10 Index
Citation Counts
3
1
25
Rankings
Ranking Based On Selection: 19
Shingirai Brenda Kagodora
Metrics
H-Index
i10 Index
Citation Counts
2
2
85
Biostatistics
AI
ML
Radiobilogy and Biochemistry