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
Andrea Saayman
Economics
Tourism Economics
Applied Econometrics
Forecasting
Metrics
H-Index
i10 Index
Citation
34
76
4,215
* Rankings
Ranking Based On Selection: 2
AS Oyekale
Environmental
Health
& Development Economics
Metrics
H-Index
i10 Index
Citation
30
85
15,608
* Rankings
Ranking Based On Selection: 3
Derick Blaauw
economics
labour econmics
informal labour markets
day labourers
Metrics
H-Index
i10 Index
Citation
28
58
2,285
* Rankings
Ranking Based On Selection: 4
Ravinder Rena
Economics of Education
Micro Finance and Entrepreneurship
BRICS and African Economy
Globalisation and Developing world
Metrics
H-Index
i10 Index
Citation
24
49
1,647
* Rankings
Ranking Based On Selection: 6
Riaan Rossouw
Computable General Equilibrium Modelling
Economic Impact Assessment
International Trade and
Metrics
H-Index
i10 Index
Citation
19
31
1,179
* Rankings
Ranking Based On Selection: 7
Wilma Viviers
International trade
Export promotion
Economic development
Global Value Chains
Trade Facilitation
Metrics
H-Index
i10 Index
Citation
17
34
1,549
* Rankings
Ranking Based On Selection: 8
Steven Henry Dunga
Poverty Studies
Housing insecurity
Education Economics
Development economics
Metrics
H-Index
i10 Index
Citation
15
26
675
* Rankings
Ranking Based On Selection: 9
Lucius Botes
development studies
community development
local development
community protests
Metrics
H-Index
i10 Index
Citation
15
22
1,421

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: 12
Riaan (Pj) De Jongh
Quantitative Risk Management
Statistics
Economics
Finance ...
Metrics
H-Index
i10 Index
Citation
12
14
584
* Rankings
Ranking Based On Selection: 13
İreen Choga
labour economics
international trade
monetary economics
Metrics
H-Index
i10 Index
Citation
11
14
521
* Rankings
Ranking Based On Selection: 17
Chris Van Heerden
Performance evaluation and efficiency
portfolio performance and construction
Metrics
H-Index
i10 Index
Citation
7
4
151
* Rankings
Ranking Based On Selection: 19
Diana Viljoen|Diana Viljoen
Economic development
poverty
unemployment
local and regional economic development
financial and
Metrics
H-Index
i10 Index
Citation
6
5
100
Sj (Adelia) Jansen Van Rensburg
International Trade
Trade Policy
Regional Integration
International Relations
Africa
Metrics
H-Index
i10 Index
Citation
5
1
49
Roan Neethling
Development Economics / Macro Economics / Regional Economic Development
Metrics
H-Index
i10 Index
Citation
4
2
82
Martin Chanza
Financial Time Series Analysis and Forecasting
Quantitative Risk Management
Machine Learning
Metrics
H-Index
i10 Index
Citation
3
0
24
Anton Van Wyk
economics
competition
labour
microeconomics
macroeconomics
Metrics
H-Index
i10 Index
Citation
2
1
14
Mpho Lenoke
Economics
development economics
energy economic
international trade
Metrics
H-Index
i10 Index
Citation
1
1
22
Ikanyeng Prince Ramonyai
Economics
Education systems
curriculum
comparative and international education
Metrics
H-Index
i10 Index
Citation
1
0
6
Rankings
Ranking Based On Selection: 1
Andrea Saayman
Metrics
H-Index
i10 Index
Citation Counts
34
76
4,215
Economics
Tourism Economics
Applied Econometrics
Forecasting
Rankings
Ranking Based On Selection: 2
AS Oyekale
Metrics
H-Index
i10 Index
Citation Counts
30
85
15,608
Environmental
Health
& Development Economics
Rankings
Ranking Based On Selection: 3
Derick Blaauw
Metrics
H-Index
i10 Index
Citation Counts
28
58
2,285
economics
labour econmics
informal labour markets
day labourers
Rankings
Ranking Based On Selection: 4
Ravinder Rena
Metrics
H-Index
i10 Index
Citation Counts
24
49
1,647
Economics of Education
Micro Finance and Entrepreneurship
BRICS and African Economy
Globalisation and Developing world
Rankings
Ranking Based On Selection: 5
Waldo Krugell
Metrics
H-Index
i10 Index
Citation Counts
20
36
1,549
Rankings
Ranking Based On Selection: 6
Riaan Rossouw
Metrics
H-Index
i10 Index
Citation Counts
19
31
1,179
Computable General Equilibrium Modelling
Economic Impact Assessment
International Trade and
Rankings
Ranking Based On Selection: 7
Wilma Viviers
Metrics
H-Index
i10 Index
Citation Counts
17
34
1,549
International trade
Export promotion
Economic development
Global Value Chains
Trade Facilitation
Rankings
Ranking Based On Selection: 8
Steven Henry Dunga
Metrics
H-Index
i10 Index
Citation Counts
15
26
675
Poverty Studies
Housing insecurity
Education Economics
Development economics
Rankings
Ranking Based On Selection: 9
Lucius Botes
Metrics
H-Index
i10 Index
Citation Counts
15
22
1,421
development studies
community development
local development
community protests
Rankings
Ranking Based On Selection: 10
Ewert Kleynhans
Metrics
H-Index
i10 Index
Citation Counts
13
23
894

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
Merwe Oberholzer
Metrics
H-Index
i10 Index
Citation Counts
13
17
711
Rankings
Ranking Based On Selection: 12
Riaan (Pj) De Jongh
Metrics
H-Index
i10 Index
Citation Counts
12
14
584
Quantitative Risk Management
Statistics
Economics
Finance ...
Rankings
Ranking Based On Selection: 13
İreen Choga
Metrics
H-Index
i10 Index
Citation Counts
11
14
521
labour economics
international trade
monetary economics
Rankings
Ranking Based On Selection: 14
Teboho J. Mosikari
Metrics
H-Index
i10 Index
Citation Counts
10
10
328
Environmental Economics
Public Finance & Trade Promotion
Rankings
Ranking Based On Selection: 15
Andre Heymans
Metrics
H-Index
i10 Index
Citation Counts
9
9
318
Rankings
Ranking Based On Selection: 16
Rikus De Villiers
Metrics
H-Index
i10 Index
Citation Counts
8
7
211
Rankings
Ranking Based On Selection: 17
Chris Van Heerden
Metrics
H-Index
i10 Index
Citation Counts
7
4
151
Performance evaluation and efficiency
portfolio performance and construction
Rankings
Ranking Based On Selection: 18
Nwosu Lilian
Metrics
H-Index
i10 Index
Citation Counts
6
4
144
Rankings
Ranking Based On Selection: 19
Diana Viljoen|Diana Viljoen
Metrics
H-Index
i10 Index
Citation Counts
6
5
100
Economic development
poverty
unemployment
local and regional economic development
financial and
Rankings
Ranking Based On Selection: 20
Herman Viviers
Metrics
H-Index
i10 Index
Citation Counts
6
4
233
Rankings
Ranking Based On Selection: 21
Carli Bezuidenhout
Metrics
H-Index
i10 Index
Citation Counts
6
4
99
International Trade South African firms Gender and wages
Rankings
Ranking Based On Selection: 22
Kore Marc Guei
Metrics
H-Index
i10 Index
Citation Counts
5
3
173
Rankings
Ranking Based On Selection: 23
Mmutle Donald Tumelo
Metrics
H-Index
i10 Index
Citation Counts
5
3
62
Rankings
Ranking Based On Selection: 24
Sj (Adelia) Jansen Van Rensburg
Metrics
H-Index
i10 Index
Citation Counts
5
1
49
International Trade
Trade Policy
Regional Integration
International Relations
Africa
Rankings
Ranking Based On Selection: 25
Drkhulekani Nxumalo
Metrics
H-Index
i10 Index
Citation Counts
5
3
195
Rankings
Ranking Based On Selection: 26
Lorainne Ferreira
Metrics
H-Index
i10 Index
Citation Counts
4
3
115
International trade
export promotion
regional integration
Rankings
Ranking Based On Selection: 27
Roan Neethling
Metrics
H-Index
i10 Index
Citation Counts
4
2
82
Development Economics / Macro Economics / Regional Economic Development
Rankings
Ranking Based On Selection: 28
Jabulile Makhalima
Metrics
H-Index
i10 Index
Citation Counts
3
2
61
Development Economics
Poverty studies
Child Poverty
Rankings
Ranking Based On Selection: 29
Martin Chanza
Metrics
H-Index
i10 Index
Citation Counts
3
0
24
Financial Time Series Analysis and Forecasting
Quantitative Risk Management
Machine Learning
Rankings
Ranking Based On Selection: 30
Kebitsamang Annah Sere
Metrics
H-Index
i10 Index
Citation Counts
3
0
21
Econometrics
Development Economics
Labour Economics
Rankings
Ranking Based On Selection: 31
Anton Van Wyk
Metrics
H-Index
i10 Index
Citation Counts
2
1
14
economics
competition
labour
microeconomics
macroeconomics
Rankings
Ranking Based On Selection: 32
Wilme Van Heerden
Metrics
H-Index
i10 Index
Citation Counts
2
0
8
Rankings
Ranking Based On Selection: 33
Joani Dahms
Metrics
H-Index
i10 Index
Citation Counts
2
0
7
Rankings
Ranking Based On Selection: 34
Mpho Lenoke
Metrics
H-Index
i10 Index
Citation Counts
1
1
22
Economics
development economics
energy economic
international trade
Rankings
Ranking Based On Selection: 35
Mofema Victor Mbua
Metrics
H-Index
i10 Index
Citation Counts
1
0
8
Rankings
Ranking Based On Selection: 36
Ikanyeng Prince Ramonyai
Metrics
H-Index
i10 Index
Citation Counts
1
0
6
Economics
Education systems
curriculum
comparative and international education
Rankings
Ranking Based On Selection: 37
Tselane Confidence Nthebe
Metrics
H-Index
i10 Index
Citation Counts
1
0
5
Rankings
Ranking Based On Selection: 38
Leon Moolman
Metrics
H-Index
i10 Index
Citation Counts
1
0
5