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
Rehab Mahmoud Sayed
Entomology
Insect Science
Radiation
Pest Control
Metrics
H-Index
i10 Index
Citation
10
11
315
* Rankings
Ranking Based On Selection: 2
Mustafa Gharib
Nanomedicine
Nanobiotechnoloy
Materials science
Nanoclusters
Metrics
H-Index
i10 Index
Citation
10
10
436
Rankings
Ranking Based On Selection: 1
Rehab Mahmoud Sayed
Metrics
H-Index
i10 Index
Citation Counts
10
11
315
Entomology
Insect Science
Radiation
Pest Control
Rankings
Ranking Based On Selection: 2
Mustafa Gharib
Metrics
H-Index
i10 Index
Citation Counts
10
10
436
Nanomedicine
Nanobiotechnoloy
Materials science
Nanoclusters