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" (870,057 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: 2
Nancy Samir Elbarbary
Pediatric Diabetes
Pediatric hematology
Pediatric Oncology
Metrics
H-Index
i10 Index
Citation
26
42
3,242
Rankings
Ranking Based On Selection: 1
Mohsen Saleh Elalfy
Metrics
H-Index
i10 Index
Citation Counts
37
75
5,096
Rankings
Ranking Based On Selection: 2
Nancy Samir Elbarbary
Metrics
H-Index
i10 Index
Citation Counts
26
42
3,242
Pediatric Diabetes
Pediatric hematology
Pediatric Oncology
Rankings
Ranking Based On Selection: 3
Ahmed Sami Khalifa
Metrics
H-Index
i10 Index
Citation Counts
18
27
1,146
Rankings
Ranking Based On Selection: 4
Jonair H Labib
Metrics
H-Index
i10 Index
Citation Counts
4
4
148
Rankings
Ranking Based On Selection: 5
Wafaa Ezzat Ibrahim Mohamed
Metrics
H-Index
i10 Index
Citation Counts
3
1
39