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" (870,053 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: 3
Sameh S Tahoun
Palynology - Palynofacies - Hydrocarbon Potential
Metrics
H-Index
i10 Index
Citation
20
36
893
* Rankings
Ranking Based On Selection: 4
Yasser Abd El Rahman
Petrology
Economic geology
Archaeometry
Metrics
H-Index
i10 Index
Citation
18
24
1,045
* Rankings
Ranking Based On Selection: 8
Mohamed M Morsy
Hydrology
Water Resources
Hydroinformatics
Cyberinfrastructure
Groundwater
Metrics
H-Index
i10 Index
Citation
13
15
1,175

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Kholoud Mohamed
Geology
Geo heritage
environmental geology
Metrics
H-Index
i10 Index
Citation
7
6
140
Mona Badr El-Din Anwar
Geotechnical
Soil Mechanics
Tunnels
Deep foundation
Deep excavation
Metrics
H-Index
i10 Index
Citation
4
2
85
Nagy Fouad Hanna
Structural Analysis and Design of R.C. structures and Seismic Engineering
Metrics
H-Index
i10 Index
Citation
2
1
137
Sahar Hassan
Petroleum Geology Petrophysics Sedimentology Reservoir Characterization
Metrics
H-Index
i10 Index
Citation
2
1
25
Alaa M Kasem
Water Resources
Hydrogeology
Hydrochemistry
Environmental Isotope Hydrology
Groundwater
Metrics
H-Index
i10 Index
Citation
2
1
17
Raed Badr
Sedimentology
Sequence stratigraphy
Petroleum Geology
Metrics
H-Index
i10 Index
Citation
2
0
14
Ahmed Shawky
Geothermal Energy
Environmental Geology
Metrics
H-Index
i10 Index
Citation
2
0
11
Ahmed Elmasry
Geophysics
Geochemistry
Geothermal Energy
Machine learning and AI
Remote Sensing and GIS
Metrics
H-Index
i10 Index
Citation
2
0
10
Mohamed Fath Elbab
NDT - Geophysics - GPR - Ultrasonic - Thermography
Metrics
H-Index
i10 Index
Citation
1
1
15
Ola Rashad
Petroleum Geosciences
Sedimentology
Reservoir Simulation
Geostatistical Algorithms
Geological
Metrics
H-Index
i10 Index
Citation
1
1
14
Mohamed Mabrouk
environmental geochemistry
mineralogy
applied geology
Metrics
H-Index
i10 Index
Citation
1
0
1
Rankings
Ranking Based On Selection: 1
Khalid Essa
Metrics
H-Index
i10 Index
Citation Counts
34
69
2,457
Rankings
Ranking Based On Selection: 2
Ahmed El Kammar
Metrics
H-Index
i10 Index
Citation Counts
21
35
1,350
Rankings
Ranking Based On Selection: 3
Sameh S Tahoun
Metrics
H-Index
i10 Index
Citation Counts
20
36
893
Palynology - Palynofacies - Hydrocarbon Potential
Rankings
Ranking Based On Selection: 4
Yasser Abd El Rahman
Metrics
H-Index
i10 Index
Citation Counts
18
24
1,045
Rankings
Ranking Based On Selection: 5
Hesham M Sallam
Metrics
H-Index
i10 Index
Citation Counts
18
23
887
Rankings
Ranking Based On Selection: 6
Ahmed Madani
Metrics
H-Index
i10 Index
Citation Counts
16
24
777
Rankings
Ranking Based On Selection: 7
Tarek M El Araby
Metrics
H-Index
i10 Index
Citation Counts
16
21
795
Rankings
Ranking Based On Selection: 8
Mohamed M Morsy
Metrics
H-Index
i10 Index
Citation Counts
13
15
1,175
Hydrology
Water Resources
Hydroinformatics
Cyberinfrastructure
Groundwater
Rankings
Ranking Based On Selection: 9
Moataz El-Shafeiy
Metrics
H-Index
i10 Index
Citation Counts
9
7
173
Rankings
Ranking Based On Selection: 10
Naglaa S. Mohamed
Metrics
H-Index
i10 Index
Citation Counts
7
6
216

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
Kholoud Mohamed
Metrics
H-Index
i10 Index
Citation Counts
7
6
140
Rankings
Ranking Based On Selection: 12
Mona Kabesh|Mona M.L.Kabesh, M.Kabesh, Kabesh,Mona
Metrics
H-Index
i10 Index
Citation Counts
5
3
77
Rankings
Ranking Based On Selection: 13
Ramadan M. El-Kahawy
Metrics
H-Index
i10 Index
Citation Counts
4
3
55
Rankings
Ranking Based On Selection: 14
Mona Badr El-Din Anwar
Metrics
H-Index
i10 Index
Citation Counts
4
2
85
Geotechnical
Soil Mechanics
Tunnels
Deep foundation
Deep excavation
Rankings
Ranking Based On Selection: 15
Hesham Mokhtar
Metrics
H-Index
i10 Index
Citation Counts
3
1
39
Rankings
Ranking Based On Selection: 16
Nagy Fouad Hanna
Metrics
H-Index
i10 Index
Citation Counts
2
1
137
Structural Analysis and Design of R.C. structures and Seismic Engineering
Rankings
Ranking Based On Selection: 17
Sahar Hassan
Metrics
H-Index
i10 Index
Citation Counts
2
1
25
Petroleum Geology Petrophysics Sedimentology Reservoir Characterization
Rankings
Ranking Based On Selection: 18
Eslam Muhammed
Metrics
H-Index
i10 Index
Citation Counts
2
1
23
Rankings
Ranking Based On Selection: 19
Alaa M Kasem
Metrics
H-Index
i10 Index
Citation Counts
2
1
17
Water Resources
Hydrogeology
Hydrochemistry
Environmental Isotope Hydrology
Groundwater
Rankings
Ranking Based On Selection: 20
Raed Badr
Metrics
H-Index
i10 Index
Citation Counts
2
0
14
Sedimentology
Sequence stratigraphy
Petroleum Geology
Rankings
Ranking Based On Selection: 21
Ahmed Shawky
Metrics
H-Index
i10 Index
Citation Counts
2
0
11
Rankings
Ranking Based On Selection: 22
Ahmed Elmasry
Metrics
H-Index
i10 Index
Citation Counts
2
0
10
Geophysics
Geochemistry
Geothermal Energy
Machine learning and AI
Remote Sensing and GIS
Rankings
Ranking Based On Selection: 23
Mohamed Fath Elbab
Metrics
H-Index
i10 Index
Citation Counts
1
1
15
NDT - Geophysics - GPR - Ultrasonic - Thermography
Rankings
Ranking Based On Selection: 24
Ola Rashad
Metrics
H-Index
i10 Index
Citation Counts
1
1
14
Petroleum Geosciences
Sedimentology
Reservoir Simulation
Geostatistical Algorithms
Geological
Rankings
Ranking Based On Selection: 25
Mohamed Ramzey
Metrics
H-Index
i10 Index
Citation Counts
1
0
7
Rankings
Ranking Based On Selection: 26
Mohamed Mabrouk
Metrics
H-Index
i10 Index
Citation Counts
1
0
1
environmental geochemistry
mineralogy
applied geology