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: 3
Jan Safanda
Geothermics
geothermal energy
climate chang
Metrics
 
H-Index
i10 Index
Citation
33
87
3,162
* Rankings
Ranking Based On Selection: 5
Jonathan Bould
Borane Chemistry
Proton-Boron(11) Fusio
Metrics
 
H-Index
i10 Index
Citation
26
77
2,647
* Rankings
Ranking Based On Selection: 6
Jiří Laurin
Paleoclimate
Milankovitch cycles
Carbon Cycle
Cretaceous
Late Paleozoic Ice Ag
Metrics
 
H-Index
i10 Index
Citation
22
26
1,288
* Rankings
Ranking Based On Selection: 11
Hana Hanzlíková
Human Biometeorology
Environmental Epidemiology
Climatology
Geomagnetis
Metrics
 
H-Index
i10 Index
Citation
11
12
544
* Rankings
Ranking Based On Selection: 12
Tomáš Uxa
Frozen ground
Permafrost
Palaeoclimate
Geomorphology
Geothermic
Metrics
 
H-Index
i10 Index
Citation
8
6
204
Rankings
Ranking Based On Selection: 1
John Jansen
Metrics
 
H-Index
i10 Index
Citation Counts
39
69
5,240
Rankings
Ranking Based On Selection: 2
Šubrt Jan
Metrics
 
H-Index
i10 Index
Citation Counts
35
132
5,118
Rankings
Ranking Based On Selection: 3
Jan Safanda
Metrics
 
H-Index
i10 Index
Citation Counts
33
87
3,162
Geothermics
geothermal energy
climate chang
Rankings
Ranking Based On Selection: 4
Catherine Annen
Metrics
 
H-Index
i10 Index
Citation Counts
31
37
6,623
Rankings
Ranking Based On Selection: 5
Jonathan Bould
Metrics
 
H-Index
i10 Index
Citation Counts
26
77
2,647
Borane Chemistry
Proton-Boron(11) Fusio
Rankings
Ranking Based On Selection: 6
Jiří Laurin
Metrics
 
H-Index
i10 Index
Citation Counts
22
26
1,288
Paleoclimate
Milankovitch cycles
Carbon Cycle
Cretaceous
Late Paleozoic Ice Ag
Rankings
Ranking Based On Selection: 7
Christian Sippl
Metrics
 
H-Index
i10 Index
Citation Counts
20
28
1,988
Rankings
Ranking Based On Selection: 8
Vlasak
Metrics
 
H-Index
i10 Index
Citation Counts
17
34
1,172
Rankings
Ranking Based On Selection: 9
Jan Michálek
Metrics
 
H-Index
i10 Index
Citation Counts
14
19
1,261
Rankings
Ranking Based On Selection: 10
Petr Brož
Metrics
 
H-Index
i10 Index
Citation Counts
13
16
881
Rankings
Ranking Based On Selection: 11
Hana Hanzlíková
Metrics
 
H-Index
i10 Index
Citation Counts
11
12
544
Human Biometeorology
Environmental Epidemiology
Climatology
Geomagnetis
Rankings
Ranking Based On Selection: 12
Tomáš Uxa
Metrics
 
H-Index
i10 Index
Citation Counts
8
6
204
Frozen ground
Permafrost
Palaeoclimate
Geomorphology
Geothermic