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
Kanishka DB Ukuwela
Evolutionary Biology
Herpetology
Biogeography
Phylogeography
Molecular systematics
Metrics
H-Index
i10 Index
Citation
11
12
459
* Rankings
Ranking Based On Selection: 2
Rajnish Vandercone
Behavior
Ecology
Wildlife Management
Conservation
Metrics
H-Index
i10 Index
Citation
10
10
229
Wmg Asanga Stb Wijetunga
Forest Ecology
Ethnobotany
Plant Animal Interactions
Ficus and Fig Wasp Studies
Metrics
H-Index
i10 Index
Citation
7
7
257
Rankings
Ranking Based On Selection: 1
Kanishka DB Ukuwela
Metrics
H-Index
i10 Index
Citation Counts
11
12
459
Evolutionary Biology
Herpetology
Biogeography
Phylogeography
Molecular systematics
Rankings
Ranking Based On Selection: 2
Rajnish Vandercone
Metrics
H-Index
i10 Index
Citation Counts
10
10
229
Behavior
Ecology
Wildlife Management
Conservation
Rankings
Ranking Based On Selection: 3
Sanath Hettiarachi
Metrics
H-Index
i10 Index
Citation Counts
10
10
681
Rankings
Ranking Based On Selection: 4
Harsha Piumal
Metrics
H-Index
i10 Index
Citation Counts
8
6
306
Rankings
Ranking Based On Selection: 5
Wmg Asanga Stb Wijetunga
Metrics
H-Index
i10 Index
Citation Counts
7
7
257
Forest Ecology
Ethnobotany
Plant Animal Interactions
Ficus and Fig Wasp Studies
Rankings
Ranking Based On Selection: 6
Chathuranga Bamunuarachchige
Metrics
H-Index
i10 Index
Citation Counts
7
6
230
Rankings
Ranking Based On Selection: 7
Chaya Sarathchandra
Metrics
H-Index
i10 Index
Citation Counts
6
6
133
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