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" (873,898 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
David William Hedding
Geomorphology
Periglacial
Weathering
Antarctica
sub-Antarctic
Metrics
H-Index
i10 Index
Citation
20
40
1,560
* Rankings
Ranking Based On Selection: 2
Ashley Gunter
International education
African development
Geography Education
Metrics
H-Index
i10 Index
Citation
19
28
1,620
* Rankings
Ranking Based On Selection: 3
Teresa Dirsuweit
Urban Geography
Spatial Justice
Gender
Food Studies
Public Participation.
Metrics
H-Index
i10 Index
Citation
11
12
740
Andrea Lombard
Renewable energy
Rural economies
Evolutionary economic geography
Metrics
H-Index
i10 Index
Citation
6
5
302
Cathrine Tshelane
Geography
human settlements
waste management
Environmental health
Metrics
H-Index
i10 Index
Citation
1
1
11
Rankings
Ranking Based On Selection: 1
David William Hedding
Metrics
H-Index
i10 Index
Citation Counts
20
40
1,560
Geomorphology
Periglacial
Weathering
Antarctica
sub-Antarctic
Rankings
Ranking Based On Selection: 2
Ashley Gunter
Metrics
H-Index
i10 Index
Citation Counts
19
28
1,620
International education
African development
Geography Education
Rankings
Ranking Based On Selection: 3
Teresa Dirsuweit
Metrics
H-Index
i10 Index
Citation Counts
11
12
740
Urban Geography
Spatial Justice
Gender
Food Studies
Public Participation.
Rankings
Ranking Based On Selection: 4
Andrea Lombard
Metrics
H-Index
i10 Index
Citation Counts
6
5
302
Renewable energy
Rural economies
Evolutionary economic geography
Rankings
Ranking Based On Selection: 5
Makgalake Pabalelo Radingoana
Metrics
H-Index
i10 Index
Citation Counts
3
3
94
Greywater reuse
food security
waste management
Rankings
Ranking Based On Selection: 6
Richelle Pienaar
Metrics
H-Index
i10 Index
Citation Counts
2
2
63
Rankings
Ranking Based On Selection: 7
Abraham Carel Greyling
Metrics
H-Index
i10 Index
Citation Counts
1
1
22
Rankings
Ranking Based On Selection: 8
Cathrine Tshelane
Metrics
H-Index
i10 Index
Citation Counts
1
1
11
Geography
human settlements
waste management
Environmental health
Rankings
Ranking Based On Selection: 9
Butholezwe Khanye
Metrics
H-Index
i10 Index
Citation Counts
0
0
0
Human geography
urban and economic geography