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: 4
Tamer El Sayed Ali
Aquaculture- fish biology- fisheries management
Metrics
H-Index
i10 Index
Citation
14
16
783
* Rankings
Ranking Based On Selection: 5
Hesham M Moustafa
Marine Ecology
Seagrass meadows
Coral reef communities
Environmental Impact Assessment studies
Metrics
H-Index
i10 Index
Citation
12
14
920
Simone T. Awad
fish immunity
fish disease
genetics and genetic engineering
Metrics
H-Index
i10 Index
Citation
1
1
103
Rankings
Ranking Based On Selection: 1
Abdel Fattah M El Sayed
Metrics
H-Index
i10 Index
Citation Counts
44
90
9,075
Rankings
Ranking Based On Selection: 2
Riad Khalil
Metrics
H-Index
i10 Index
Citation Counts
21
47
2,052
Rankings
Ranking Based On Selection: 3
Eglal Omar
Metrics
H-Index
i10 Index
Citation Counts
20
35
1,440
Rankings
Ranking Based On Selection: 4
Tamer El Sayed Ali
Metrics
H-Index
i10 Index
Citation Counts
14
16
783
Aquaculture- fish biology- fisheries management
Rankings
Ranking Based On Selection: 5
Hesham M Moustafa
Metrics
H-Index
i10 Index
Citation Counts
12
14
920
Marine Ecology
Seagrass meadows
Coral reef communities
Environmental Impact Assessment studies
Rankings
Ranking Based On Selection: 6
Amr El Sammak
Metrics
H-Index
i10 Index
Citation Counts
10
11
582
Rankings
Ranking Based On Selection: 7
Talal Amabo Selema
Metrics
H-Index
i10 Index
Citation Counts
5
5
96
Rankings
Ranking Based On Selection: 8
Salma Mahmoud|SMS. Zeid
Metrics
H-Index
i10 Index
Citation Counts
3
2
81
Rankings
Ranking Based On Selection: 9
Simone T. Awad
Metrics
H-Index
i10 Index
Citation Counts
1
1
103
fish immunity
fish disease
genetics and genetic engineering