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" (910,673 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
Rajiv Kalsi
Conservation Biology
Wildlife
Gamebirds
Wetland Birds
Metrics
H-Index
i10 Index
Citation
11
15
305
* Rankings
Ranking Based On Selection: 2
Rajesh Kumar
Heterocyclic Chemistry
Hypervalent Iodine Reagents and Medicinal Chemistry
Metrics
H-Index
i10 Index
Citation
10
10
631
Arvind Kumar Jain
Atomic & molecular physics
Ion-atom collision
X-ray
Scattering of electrons/positrons with
Metrics
H-Index
i10 Index
Citation
9
7
251
Dalbir Singh
Micro Economic Theory
Environmental Economics
Quantitative Methods
Macro Economics
Metrics
H-Index
i10 Index
Citation
3
0
15
Rankings
Ranking Based On Selection: 1
Rajiv Kalsi
Metrics
H-Index
i10 Index
Citation Counts
11
15
305
Conservation Biology
Wildlife
Gamebirds
Wetland Birds
Rankings
Ranking Based On Selection: 2
Rajesh Kumar
Metrics
H-Index
i10 Index
Citation Counts
10
10
631
Heterocyclic Chemistry
Hypervalent Iodine Reagents and Medicinal Chemistry
Rankings
Ranking Based On Selection: 3
Arvind Kumar Jain
Metrics
H-Index
i10 Index
Citation Counts
9
7
251
Atomic & molecular physics
Ion-atom collision
X-ray
Scattering of electrons/positrons with
Rankings
Ranking Based On Selection: 4
Deepmala Kamboj
Metrics
H-Index
i10 Index
Citation Counts
3
1
23
Rankings
Ranking Based On Selection: 5
Dalbir Singh
Metrics
H-Index
i10 Index
Citation Counts
3
0
15
Micro Economic Theory
Environmental Economics
Quantitative Methods
Macro Economics
Rankings
Ranking Based On Selection: 6
Amandeep Batra
Metrics
H-Index
i10 Index
Citation Counts
1
0
4